2021328280

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1\times {\mathrm{883}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 4595385600

約数和(自身を除く): 2574057320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 379, 604, 755, 758, 883, 1208, 1510, 1516, 1766, 1895, 3020, 3032, 3532, 3790, 4415, 6040, 7064, 7580, 8830, 15160, 17660, 35320, 57229, 114458, 133333, 228916, 266666, 286145, 334657, 457832, 533332, 572290, 666665, 669314, 1066664, 1144580, 1333330, 1338628, 1673285, 2289160, 2666660, 2677256, 3346570, 5333320, 6693140, 13386280, 50533207, 101066414, 202132828, 252666035, 404265656, 505332070, 1010664140, 2021328280]

約数ペア:

[(1, 2021328280), (2, 1010664140), (4, 505332070), (5, 404265656), (8, 252666035), (10, 202132828), (20, 101066414), (40, 50533207), (151, 13386280), (302, 6693140), (379, 5333320), (604, 3346570), (755, 2677256), (758, 2666660), (883, 2289160), (1208, 1673285), (1510, 1338628), (1516, 1333330), (1766, 1144580), (1895, 1066664), (3020, 669314), (3032, 666665), (3532, 572290), (3790, 533332), (4415, 457832), (6040, 334657), (7064, 286145), (7580, 266666), (8830, 228916), (15160, 133333), (17660, 114458), (35320, 57229)]