420280964

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{457}}^1\times {\mathrm{1031}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 741124608

約数和(自身を除く): 320843644

約数列:

[1, 2, 4, 223, 446, 457, 892, 914, 1031, 1828, 2062, 4124, 101911, 203822, 229913, 407644, 459826, 471167, 919652, 942334, 1884668, 105070241, 210140482, 420280964]

約数ペア:

[(1, 420280964), (2, 210140482), (4, 105070241), (223, 1884668), (446, 942334), (457, 919652), (892, 471167), (914, 459826), (1031, 407644), (1828, 229913), (2062, 203822), (4124, 101911)]