1900464560

素因数分解:

$2^4\times 5^1\times {\mathrm{23755807}}^1$

素因数の和:23755820

約数の個数: 20

約数和(自身を含む): 4418580288

約数和(自身を除く): 2518115728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23755807, 47511614, 95023228, 118779035, 190046456, 237558070, 380092912, 475116140, 950232280, 1900464560]

約数ペア:

[(1, 1900464560), (2, 950232280), (4, 475116140), (5, 380092912), (8, 237558070), (10, 190046456), (16, 118779035), (20, 95023228), (40, 47511614), (80, 23755807)]