57305020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{36269}}^1$

素因数の和:36357

約数の個数: 24

約数和(自身を含む): 121867200

約数和(自身を除く): 64562180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 36269, 72538, 145076, 181345, 362690, 725380, 2865251, 5730502, 11461004, 14326255, 28652510, 57305020]

約数ペア:

[(1, 57305020), (2, 28652510), (4, 14326255), (5, 11461004), (10, 5730502), (20, 2865251), (79, 725380), (158, 362690), (316, 181345), (395, 145076), (790, 72538), (1580, 36269)]