677011540

素因数分解:

$2^2\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{18131}}^1$

素因数の和:20007

約数の個数: 24

約数和(自身を含む): 1422564192

約数和(自身を除く): 745552652

約数列:

[1, 2, 4, 5, 10, 20, 1867, 3734, 7468, 9335, 18131, 18670, 36262, 37340, 72524, 90655, 181310, 362620, 33850577, 67701154, 135402308, 169252885, 338505770, 677011540]

約数ペア:

[(1, 677011540), (2, 338505770), (4, 169252885), (5, 135402308), (10, 67701154), (20, 33850577), (1867, 362620), (3734, 181310), (7468, 90655), (9335, 72524), (18131, 37340), (18670, 36262)]