87702920

素因数分解:

$2^3\times 5^1\times {\mathrm{2192573}}^1$

素因数の和:2192584

約数の個数: 16

約数和(自身を含む): 197331660

約数和(自身を除く): 109628740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2192573, 4385146, 8770292, 10962865, 17540584, 21925730, 43851460, 87702920]

約数ペア:

[(1, 87702920), (2, 43851460), (4, 21925730), (5, 17540584), (8, 10962865), (10, 8770292), (20, 4385146), (40, 2192573)]