87748720

素因数分解:

$2^4\times 5^1\times {\mathrm{1096859}}^1$

素因数の和:1096872

約数の個数: 20

約数和(自身を含む): 204015960

約数和(自身を除く): 116267240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1096859, 2193718, 4387436, 5484295, 8774872, 10968590, 17549744, 21937180, 43874360, 87748720]

約数ペア:

[(1, 87748720), (2, 43874360), (4, 21937180), (5, 17549744), (8, 10968590), (10, 8774872), (16, 5484295), (20, 4387436), (40, 2193718), (80, 1096859)]