20410620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8297}}^1$

素因数の和:8350

約数の個数: 48

約数和(自身を含む): 58550688

約数和(自身を除く): 38140068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8297, 16594, 24891, 33188, 41485, 49782, 82970, 99564, 124455, 165940, 248910, 340177, 497820, 680354, 1020531, 1360708, 1700885, 2041062, 3401770, 4082124, 5102655, 6803540, 10205310, 20410620]

約数ペア:

[(1, 20410620), (2, 10205310), (3, 6803540), (4, 5102655), (5, 4082124), (6, 3401770), (10, 2041062), (12, 1700885), (15, 1360708), (20, 1020531), (30, 680354), (41, 497820), (60, 340177), (82, 248910), (123, 165940), (164, 124455), (205, 99564), (246, 82970), (410, 49782), (492, 41485), (615, 33188), (820, 24891), (1230, 16594), (2460, 8297)]