259609820

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{121313}}^1$

素因数の和:121429

約数の個数: 24

約数和(自身を含む): 550280304

約数和(自身を除く): 290670484

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 121313, 242626, 485252, 606565, 1213130, 2426260, 12980491, 25960982, 51921964, 64902455, 129804910, 259609820]

約数ペア:

[(1, 259609820), (2, 129804910), (4, 64902455), (5, 51921964), (10, 25960982), (20, 12980491), (107, 2426260), (214, 1213130), (428, 606565), (535, 485252), (1070, 242626), (2140, 121313)]