40802620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27947}}^1$

素因数の和:28029

約数の個数: 24

約数和(自身を含む): 86862384

約数和(自身を除く): 46059764

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 27947, 55894, 111788, 139735, 279470, 558940, 2040131, 4080262, 8160524, 10200655, 20401310, 40802620]

約数ペア:

[(1, 40802620), (2, 20401310), (4, 10200655), (5, 8160524), (10, 4080262), (20, 2040131), (73, 558940), (146, 279470), (292, 139735), (365, 111788), (730, 55894), (1460, 27947)]