421400060

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{109171}}^1$

素因数の和:109373

約数の個数: 24

約数和(自身を含む): 889533456

約数和(自身を除く): 468133396

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 109171, 218342, 436684, 545855, 1091710, 2183420, 21070003, 42140006, 84280012, 105350015, 210700030, 421400060]

約数ペア:

[(1, 421400060), (2, 210700030), (4, 105350015), (5, 84280012), (10, 42140006), (20, 21070003), (193, 2183420), (386, 1091710), (772, 545855), (965, 436684), (1930, 218342), (3860, 109171)]