68735740

素因数分解:

$2^2\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{1877}}^1$

素因数の和:3717

約数の個数: 24

約数和(自身を含む): 144500832

約数和(自身を除く): 75765092

約数列:

[1, 2, 4, 5, 10, 20, 1831, 1877, 3662, 3754, 7324, 7508, 9155, 9385, 18310, 18770, 36620, 37540, 3436787, 6873574, 13747148, 17183935, 34367870, 68735740]

約数ペア:

[(1, 68735740), (2, 34367870), (4, 17183935), (5, 13747148), (10, 6873574), (20, 3436787), (1831, 37540), (1877, 36620), (3662, 18770), (3754, 18310), (7324, 9385), (7508, 9155)]