74784340

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{7177}}^1$

素因数の和:7707

約数の個数: 24

約数和(自身を含む): 157370472

約数和(自身を除く): 82586132

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 7177, 10420, 14354, 28708, 35885, 71770, 143540, 3739217, 7478434, 14956868, 18696085, 37392170, 74784340]

約数ペア:

[(1, 74784340), (2, 37392170), (4, 18696085), (5, 14956868), (10, 7478434), (20, 3739217), (521, 143540), (1042, 71770), (2084, 35885), (2605, 28708), (5210, 14354), (7177, 10420)]