355605220

素因数分解:

$2^2\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{7927}}^1$

素因数の和:10179

約数の個数: 24

約数和(自身を含む): 747198144

約数和(自身を除く): 391592924

約数列:

[1, 2, 4, 5, 10, 20, 2243, 4486, 7927, 8972, 11215, 15854, 22430, 31708, 39635, 44860, 79270, 158540, 17780261, 35560522, 71121044, 88901305, 177802610, 355605220]

約数ペア:

[(1, 355605220), (2, 177802610), (4, 88901305), (5, 71121044), (10, 35560522), (20, 17780261), (2243, 158540), (4486, 79270), (7927, 44860), (8972, 39635), (11215, 31708), (15854, 22430)]