140290028

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{855427}}^1$

素因数の和:855472

約数の個数: 12

約数和(自身を含む): 251495832

約数和(自身を除く): 111205804

約数列:

[1, 2, 4, 41, 82, 164, 855427, 1710854, 3421708, 35072507, 70145014, 140290028]

約数ペア:

[(1, 140290028), (2, 70145014), (4, 35072507), (41, 3421708), (82, 1710854), (164, 855427)]