20594640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 72316800

約数和(自身を除く): 51722160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 132, 145, 165, 174, 176, 220, 232, 240, 264, 269, 290, 319, 330, 348, 435, 440, 464, 528, 538, 580, 638, 660, 696, 807, 870, 880, 957, 1076, 1160, 1276, 1320, 1345, 1392, 1595, 1614, 1740, 1914, 2152, 2320, 2552, 2640, 2690, 2959, 3190, 3228, 3480, 3828, 4035, 4304, 4785, 5104, 5380, 5918, 6380, 6456, 6960, 7656, 7801, 8070, 8877, 9570, 10760, 11836, 12760, 12912, 14795, 15312, 15602, 16140, 17754, 19140, 21520, 23403, 23672, 25520, 29590, 31204, 32280, 35508, 38280, 39005, 44385, 46806, 47344, 59180, 62408, 64560, 71016, 76560, 78010, 85811, 88770, 93612, 117015, 118360, 124816, 142032, 156020, 171622, 177540, 187224, 234030, 236720, 257433, 312040, 343244, 355080, 374448, 429055, 468060, 514866, 624080, 686488, 710160, 858110, 936120, 1029732, 1287165, 1372976, 1716220, 1872240, 2059464, 2574330, 3432440, 4118928, 5148660, 6864880, 10297320, 20594640]

約数ペア:

[(1, 20594640), (2, 10297320), (3, 6864880), (4, 5148660), (5, 4118928), (6, 3432440), (8, 2574330), (10, 2059464), (11, 1872240), (12, 1716220), (15, 1372976), (16, 1287165), (20, 1029732), (22, 936120), (24, 858110), (29, 710160), (30, 686488), (33, 624080), (40, 514866), (44, 468060), (48, 429055), (55, 374448), (58, 355080), (60, 343244), (66, 312040), (80, 257433), (87, 236720), (88, 234030), (110, 187224), (116, 177540), (120, 171622), (132, 156020), (145, 142032), (165, 124816), (174, 118360), (176, 117015), (220, 93612), (232, 88770), (240, 85811), (264, 78010), (269, 76560), (290, 71016), (319, 64560), (330, 62408), (348, 59180), (435, 47344), (440, 46806), (464, 44385), (528, 39005), (538, 38280), (580, 35508), (638, 32280), (660, 31204), (696, 29590), (807, 25520), (870, 23672), (880, 23403), (957, 21520), (1076, 19140), (1160, 17754), (1276, 16140), (1320, 15602), (1345, 15312), (1392, 14795), (1595, 12912), (1614, 12760), (1740, 11836), (1914, 10760), (2152, 9570), (2320, 8877), (2552, 8070), (2640, 7801), (2690, 7656), (2959, 6960), (3190, 6456), (3228, 6380), (3480, 5918), (3828, 5380), (4035, 5104), (4304, 4785)]