488808640

素因数分解:

$2^6\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1249}}^1$

素因数の和:2489

約数の個数: 56

約数和(自身を含む): 1165860000

約数和(自身を除く): 677051360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1223, 1249, 2446, 2498, 4892, 4996, 6115, 6245, 9784, 9992, 12230, 12490, 19568, 19984, 24460, 24980, 39136, 39968, 48920, 49960, 78272, 79936, 97840, 99920, 195680, 199840, 391360, 399680, 1527527, 3055054, 6110108, 7637635, 12220216, 15275270, 24440432, 30550540, 48880864, 61101080, 97761728, 122202160, 244404320, 488808640]

約数ペア:

[(1, 488808640), (2, 244404320), (4, 122202160), (5, 97761728), (8, 61101080), (10, 48880864), (16, 30550540), (20, 24440432), (32, 15275270), (40, 12220216), (64, 7637635), (80, 6110108), (160, 3055054), (320, 1527527), (1223, 399680), (1249, 391360), (2446, 199840), (2498, 195680), (4892, 99920), (4996, 97840), (6115, 79936), (6245, 78272), (9784, 49960), (9992, 48920), (12230, 39968), (12490, 39136), (19568, 24980), (19984, 24460)]