42618280

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2657}}^1$

素因数の和:3069

約数の個数: 32

約数和(自身を含む): 96166440

約数和(自身を除く): 53548160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 2657, 3208, 4010, 5314, 8020, 10628, 13285, 16040, 21256, 26570, 53140, 106280, 1065457, 2130914, 4261828, 5327285, 8523656, 10654570, 21309140, 42618280]

約数ペア:

[(1, 42618280), (2, 21309140), (4, 10654570), (5, 8523656), (8, 5327285), (10, 4261828), (20, 2130914), (40, 1065457), (401, 106280), (802, 53140), (1604, 26570), (2005, 21256), (2657, 16040), (3208, 13285), (4010, 10628), (5314, 8020)]