201708140

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{10177}}^1$

素因数の和:11177

約数の個数: 24

約数和(自身を含む): 424056192

約数和(自身を除く): 222348052

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 10177, 19820, 20354, 40708, 50885, 101770, 203540, 10085407, 20170814, 40341628, 50427035, 100854070, 201708140]

約数ペア:

[(1, 201708140), (2, 100854070), (4, 50427035), (5, 40341628), (10, 20170814), (20, 10085407), (991, 203540), (1982, 101770), (3964, 50885), (4955, 40708), (9910, 20354), (10177, 19820)]