28220820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{470347}}^1$

素因数の和:470359

約数の個数: 24

約数和(自身を含む): 79018464

約数和(自身を除く): 50797644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 470347, 940694, 1411041, 1881388, 2351735, 2822082, 4703470, 5644164, 7055205, 9406940, 14110410, 28220820]

約数ペア:

[(1, 28220820), (2, 14110410), (3, 9406940), (4, 7055205), (5, 5644164), (6, 4703470), (10, 2822082), (12, 2351735), (15, 1881388), (20, 1411041), (30, 940694), (60, 470347)]