85856020

素因数分解:

$2^2\times 5^1\times {\mathrm{761}}^1\times {\mathrm{5641}}^1$

素因数の和:6411

約数の個数: 24

約数和(自身を含む): 180566568

約数和(自身を除く): 94710548

約数列:

[1, 2, 4, 5, 10, 20, 761, 1522, 3044, 3805, 5641, 7610, 11282, 15220, 22564, 28205, 56410, 112820, 4292801, 8585602, 17171204, 21464005, 42928010, 85856020]

約数ペア:

[(1, 85856020), (2, 42928010), (4, 21464005), (5, 17171204), (10, 8585602), (20, 4292801), (761, 112820), (1522, 56410), (3044, 28205), (3805, 22564), (5641, 15220), (7610, 11282)]