65138780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{465277}}^1$

素因数の和:465293

約数の個数: 24

約数和(自身を含む): 156333408

約数和(自身を除く): 91194628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 465277, 930554, 1861108, 2326385, 3256939, 4652770, 6513878, 9305540, 13027756, 16284695, 32569390, 65138780]

約数ペア:

[(1, 65138780), (2, 32569390), (4, 16284695), (5, 13027756), (7, 9305540), (10, 6513878), (14, 4652770), (20, 3256939), (28, 2326385), (35, 1861108), (70, 930554), (140, 465277)]