2009395000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 4990027680

約数和(自身を除く): 2980632680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 101, 115, 125, 173, 184, 200, 202, 230, 250, 346, 404, 460, 500, 505, 575, 625, 692, 808, 865, 920, 1000, 1010, 1150, 1250, 1384, 1730, 2020, 2300, 2323, 2500, 2525, 2875, 3460, 3979, 4040, 4325, 4600, 4646, 5000, 5050, 5750, 6920, 7958, 8650, 9292, 10100, 11500, 11615, 12625, 14375, 15916, 17300, 17473, 18584, 19895, 20200, 21625, 23000, 23230, 25250, 28750, 31832, 34600, 34946, 39790, 43250, 46460, 50500, 57500, 58075, 63125, 69892, 79580, 86500, 87365, 92920, 99475, 101000, 108125, 115000, 116150, 126250, 139784, 159160, 173000, 174730, 198950, 216250, 232300, 252500, 290375, 349460, 397900, 401879, 432500, 436825, 464600, 497375, 505000, 580750, 698920, 795800, 803758, 865000, 873650, 994750, 1161500, 1451875, 1607516, 1747300, 1989500, 2009395, 2184125, 2323000, 2486875, 2903750, 3215032, 3494600, 3979000, 4018790, 4368250, 4973750, 5807500, 8037580, 8736500, 9947500, 10046975, 10920625, 11615000, 16075160, 17473000, 19895000, 20093950, 21841250, 40187900, 43682500, 50234875, 80375800, 87365000, 100469750, 200939500, 251174375, 401879000, 502348750, 1004697500, 2009395000]

約数ペア:

[(1, 2009395000), (2, 1004697500), (4, 502348750), (5, 401879000), (8, 251174375), (10, 200939500), (20, 100469750), (23, 87365000), (25, 80375800), (40, 50234875), (46, 43682500), (50, 40187900), (92, 21841250), (100, 20093950), (101, 19895000), (115, 17473000), (125, 16075160), (173, 11615000), (184, 10920625), (200, 10046975), (202, 9947500), (230, 8736500), (250, 8037580), (346, 5807500), (404, 4973750), (460, 4368250), (500, 4018790), (505, 3979000), (575, 3494600), (625, 3215032), (692, 2903750), (808, 2486875), (865, 2323000), (920, 2184125), (1000, 2009395), (1010, 1989500), (1150, 1747300), (1250, 1607516), (1384, 1451875), (1730, 1161500), (2020, 994750), (2300, 873650), (2323, 865000), (2500, 803758), (2525, 795800), (2875, 698920), (3460, 580750), (3979, 505000), (4040, 497375), (4325, 464600), (4600, 436825), (4646, 432500), (5000, 401879), (5050, 397900), (5750, 349460), (6920, 290375), (7958, 252500), (8650, 232300), (9292, 216250), (10100, 198950), (11500, 174730), (11615, 173000), (12625, 159160), (14375, 139784), (15916, 126250), (17300, 116150), (17473, 115000), (18584, 108125), (19895, 101000), (20200, 99475), (21625, 92920), (23000, 87365), (23230, 86500), (25250, 79580), (28750, 69892), (31832, 63125), (34600, 58075), (34946, 57500), (39790, 50500), (43250, 46460)]