10402820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3313}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 21991704

約数和(自身を除く): 11588884

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 3313, 6626, 13252, 16565, 33130, 66260, 520141, 1040282, 2080564, 2600705, 5201410, 10402820]

約数ペア:

[(1, 10402820), (2, 5201410), (4, 2600705), (5, 2080564), (10, 1040282), (20, 520141), (157, 66260), (314, 33130), (628, 16565), (785, 13252), (1570, 6626), (3140, 3313)]