20161484940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{5281}}^1\times {\mathrm{63629}}^1$

素因数の和:68922

約数の個数: 48

約数和(自身を含む): 56463734880

約数和(自身を除く): 36302249940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 5281, 10562, 15843, 21124, 26405, 31686, 52810, 63372, 63629, 79215, 105620, 127258, 158430, 190887, 254516, 316860, 318145, 381774, 636290, 763548, 954435, 1272580, 1908870, 3817740, 336024749, 672049498, 1008074247, 1344098996, 1680123745, 2016148494, 3360247490, 4032296988, 5040371235, 6720494980, 10080742470, 20161484940]

約数ペア:

[(1, 20161484940), (2, 10080742470), (3, 6720494980), (4, 5040371235), (5, 4032296988), (6, 3360247490), (10, 2016148494), (12, 1680123745), (15, 1344098996), (20, 1008074247), (30, 672049498), (60, 336024749), (5281, 3817740), (10562, 1908870), (15843, 1272580), (21124, 954435), (26405, 763548), (31686, 636290), (52810, 381774), (63372, 318145), (63629, 316860), (79215, 254516), (105620, 190887), (127258, 158430)]