15696656020

素因数分解:

$2^2\times 5^1\times {\mathrm{5981}}^1\times {\mathrm{131221}}^1$

素因数の和:137211

約数の個数: 24

約数和(自身を含む): 32968740168

約数和(自身を除く): 17272084148

約数列:

[1, 2, 4, 5, 10, 20, 5981, 11962, 23924, 29905, 59810, 119620, 131221, 262442, 524884, 656105, 1312210, 2624420, 784832801, 1569665602, 3139331204, 3924164005, 7848328010, 15696656020]

約数ペア:

[(1, 15696656020), (2, 7848328010), (4, 3924164005), (5, 3139331204), (10, 1569665602), (20, 784832801), (5981, 2624420), (11962, 1312210), (23924, 656105), (29905, 524884), (59810, 262442), (119620, 131221)]