88020890

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{21521}}^1$

素因数の和:21937

約数の個数: 16

約数和(自身を含む): 158832360

約数和(自身を除く): 70811470

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 21521, 43042, 107605, 215210, 8802089, 17604178, 44010445, 88020890]

約数ペア:

[(1, 88020890), (2, 44010445), (5, 17604178), (10, 8802089), (409, 215210), (818, 107605), (2045, 43042), (4090, 21521)]