90876080

素因数分解:

$2^4\times 5^1\times {\mathrm{1135951}}^1$

素因数の和:1135964

約数の個数: 20

約数和(自身を含む): 211287072

約数和(自身を除く): 120410992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1135951, 2271902, 4543804, 5679755, 9087608, 11359510, 18175216, 22719020, 45438040, 90876080]

約数ペア:

[(1, 90876080), (2, 45438040), (4, 22719020), (5, 18175216), (8, 11359510), (10, 9087608), (16, 5679755), (20, 4543804), (40, 2271902), (80, 1135951)]