745220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5323}}^1$

素因数の和:5339

約数の個数: 24

約数和(自身を含む): 1788864

約数和(自身を除く): 1043644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5323, 10646, 21292, 26615, 37261, 53230, 74522, 106460, 149044, 186305, 372610, 745220]

約数ペア:

[(1, 745220), (2, 372610), (4, 186305), (5, 149044), (7, 106460), (10, 74522), (14, 53230), (20, 37261), (28, 26615), (35, 21292), (70, 10646), (140, 5323)]