20281060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24733}}^1$

素因数の和:24783

約数の個数: 24

約数和(自身を含む): 43630776

約数和(自身を除く): 23349716

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24733, 49466, 98932, 123665, 247330, 494660, 1014053, 2028106, 4056212, 5070265, 10140530, 20281060]

約数ペア:

[(1, 20281060), (2, 10140530), (4, 5070265), (5, 4056212), (10, 2028106), (20, 1014053), (41, 494660), (82, 247330), (164, 123665), (205, 98932), (410, 49466), (820, 24733)]