239281180

素因数分解:

$2^2\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{7177}}^1$

素因数の和:8853

約数の個数: 24

約数和(自身を含む): 502861968

約数和(自身を除く): 263580788

約数列:

[1, 2, 4, 5, 10, 20, 1667, 3334, 6668, 7177, 8335, 14354, 16670, 28708, 33340, 35885, 71770, 143540, 11964059, 23928118, 47856236, 59820295, 119640590, 239281180]

約数ペア:

[(1, 239281180), (2, 119640590), (4, 59820295), (5, 47856236), (10, 23928118), (20, 11964059), (1667, 143540), (3334, 71770), (6668, 35885), (7177, 33340), (8335, 28708), (14354, 16670)]