9089680

素因数分解:

$2^4\times 5^1\times {\mathrm{113621}}^1$

素因数の和:113634

約数の個数: 20

約数和(自身を含む): 21133692

約数和(自身を除く): 12044012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113621, 227242, 454484, 568105, 908968, 1136210, 1817936, 2272420, 4544840, 9089680]

約数ペア:

[(1, 9089680), (2, 4544840), (4, 2272420), (5, 1817936), (8, 1136210), (10, 908968), (16, 568105), (20, 454484), (40, 227242), (80, 113621)]