231197540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1651411}}^1$

素因数の和:1651427

約数の個数: 24

約数和(自身を含む): 554874432

約数和(自身を除く): 323676892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1651411, 3302822, 6605644, 8257055, 11559877, 16514110, 23119754, 33028220, 46239508, 57799385, 115598770, 231197540]

約数ペア:

[(1, 231197540), (2, 115598770), (4, 57799385), (5, 46239508), (7, 33028220), (10, 23119754), (14, 16514110), (20, 11559877), (28, 8257055), (35, 6605644), (70, 3302822), (140, 1651411)]