2018020000

素因数分解:

$2^5\times 5^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 240

約数和(自身を含む): 5356435392

約数和(自身を除く): 3338415392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 41, 46, 50, 80, 82, 92, 100, 107, 115, 125, 160, 164, 184, 200, 205, 214, 230, 250, 328, 368, 400, 410, 428, 460, 500, 535, 575, 625, 656, 736, 800, 820, 856, 920, 943, 1000, 1025, 1070, 1150, 1250, 1312, 1640, 1712, 1840, 1886, 2000, 2050, 2140, 2300, 2461, 2500, 2675, 2875, 3280, 3424, 3680, 3772, 4000, 4100, 4280, 4387, 4600, 4715, 4922, 5000, 5125, 5350, 5750, 6560, 7544, 8200, 8560, 8774, 9200, 9430, 9844, 10000, 10250, 10700, 11500, 12305, 13375, 14375, 15088, 16400, 17120, 17548, 18400, 18860, 19688, 20000, 20500, 21400, 21935, 23000, 23575, 24610, 25625, 26750, 28750, 30176, 32800, 35096, 37720, 39376, 41000, 42800, 43870, 46000, 47150, 49220, 51250, 53500, 57500, 61525, 66875, 70192, 75440, 78752, 82000, 85600, 87740, 92000, 94300, 98440, 100901, 102500, 107000, 109675, 115000, 117875, 123050, 133750, 140384, 150880, 164000, 175480, 188600, 196880, 201802, 205000, 214000, 219350, 230000, 235750, 246100, 267500, 307625, 350960, 377200, 393760, 403604, 410000, 428000, 438700, 460000, 471500, 492200, 504505, 535000, 548375, 589375, 615250, 701920, 754400, 807208, 820000, 877400, 943000, 984400, 1009010, 1070000, 1096750, 1178750, 1230500, 1538125, 1614416, 1754800, 1886000, 1968800, 2018020, 2140000, 2193500, 2357500, 2461000, 2522525, 2741875, 3076250, 3228832, 3509600, 3772000, 4036040, 4387000, 4715000, 4922000, 5045050, 5483750, 6152500, 8072080, 8774000, 9430000, 9844000, 10090100, 10967500, 12305000, 12612625, 16144160, 17548000, 18860000, 20180200, 21935000, 24610000, 25225250, 40360400, 43870000, 49220000, 50450500, 63063125, 80720800, 87740000, 100901000, 126126250, 201802000, 252252500, 403604000, 504505000, 1009010000, 2018020000]

約数ペア:

[(1, 2018020000), (2, 1009010000), (4, 504505000), (5, 403604000), (8, 252252500), (10, 201802000), (16, 126126250), (20, 100901000), (23, 87740000), (25, 80720800), (32, 63063125), (40, 50450500), (41, 49220000), (46, 43870000), (50, 40360400), (80, 25225250), (82, 24610000), (92, 21935000), (100, 20180200), (107, 18860000), (115, 17548000), (125, 16144160), (160, 12612625), (164, 12305000), (184, 10967500), (200, 10090100), (205, 9844000), (214, 9430000), (230, 8774000), (250, 8072080), (328, 6152500), (368, 5483750), (400, 5045050), (410, 4922000), (428, 4715000), (460, 4387000), (500, 4036040), (535, 3772000), (575, 3509600), (625, 3228832), (656, 3076250), (736, 2741875), (800, 2522525), (820, 2461000), (856, 2357500), (920, 2193500), (943, 2140000), (1000, 2018020), (1025, 1968800), (1070, 1886000), (1150, 1754800), (1250, 1614416), (1312, 1538125), (1640, 1230500), (1712, 1178750), (1840, 1096750), (1886, 1070000), (2000, 1009010), (2050, 984400), (2140, 943000), (2300, 877400), (2461, 820000), (2500, 807208), (2675, 754400), (2875, 701920), (3280, 615250), (3424, 589375), (3680, 548375), (3772, 535000), (4000, 504505), (4100, 492200), (4280, 471500), (4387, 460000), (4600, 438700), (4715, 428000), (4922, 410000), (5000, 403604), (5125, 393760), (5350, 377200), (5750, 350960), (6560, 307625), (7544, 267500), (8200, 246100), (8560, 235750), (8774, 230000), (9200, 219350), (9430, 214000), (9844, 205000), (10000, 201802), (10250, 196880), (10700, 188600), (11500, 175480), (12305, 164000), (13375, 150880), (14375, 140384), (15088, 133750), (16400, 123050), (17120, 117875), (17548, 115000), (18400, 109675), (18860, 107000), (19688, 102500), (20000, 100901), (20500, 98440), (21400, 94300), (21935, 92000), (23000, 87740), (23575, 85600), (24610, 82000), (25625, 78752), (26750, 75440), (28750, 70192), (30176, 66875), (32800, 61525), (35096, 57500), (37720, 53500), (39376, 51250), (41000, 49220), (42800, 47150), (43870, 46000)]