557463980

素因数分解:

$2^2\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{17027}}^1$

素因数の和:18673

約数の個数: 24

約数和(自身を含む): 1171458288

約数和(自身を除く): 613994308

約数列:

[1, 2, 4, 5, 10, 20, 1637, 3274, 6548, 8185, 16370, 17027, 32740, 34054, 68108, 85135, 170270, 340540, 27873199, 55746398, 111492796, 139365995, 278731990, 557463980]

約数ペア:

[(1, 557463980), (2, 278731990), (4, 139365995), (5, 111492796), (10, 55746398), (20, 27873199), (1637, 340540), (3274, 170270), (6548, 85135), (8185, 68108), (16370, 34054), (17027, 32740)]