61783940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{28871}}^1$

素因数の和:28987

約数の個数: 24

約数和(自身を含む): 130963392

約数和(自身を除く): 69179452

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 28871, 57742, 115484, 144355, 288710, 577420, 3089197, 6178394, 12356788, 15445985, 30891970, 61783940]

約数ペア:

[(1, 61783940), (2, 30891970), (4, 15445985), (5, 12356788), (10, 6178394), (20, 3089197), (107, 577420), (214, 288710), (428, 144355), (535, 115484), (1070, 57742), (2140, 28871)]