89802320

素因数分解:

$2^4\times 5^1\times {\mathrm{1122529}}^1$

素因数の和:1122542

約数の個数: 20

約数和(自身を含む): 208790580

約数和(自身を除く): 118988260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1122529, 2245058, 4490116, 5612645, 8980232, 11225290, 17960464, 22450580, 44901160, 89802320]

約数ペア:

[(1, 89802320), (2, 44901160), (4, 22450580), (5, 17960464), (8, 11225290), (10, 8980232), (16, 5612645), (20, 4490116), (40, 2245058), (80, 1122529)]