66837740

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{3299}}^1$

素因数の和:4321

約数の個数: 24

約数和(自身を含む): 140540400

約数和(自身を除く): 73702660

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 3299, 4052, 5065, 6598, 10130, 13196, 16495, 20260, 32990, 65980, 3341887, 6683774, 13367548, 16709435, 33418870, 66837740]

約数ペア:

[(1, 66837740), (2, 33418870), (4, 16709435), (5, 13367548), (10, 6683774), (20, 3341887), (1013, 65980), (2026, 32990), (3299, 20260), (4052, 16495), (5065, 13196), (6598, 10130)]