90410480

素因数分解:

$2^4\times 5^1\times {\mathrm{1130131}}^1$

素因数の和:1130144

約数の個数: 20

約数和(自身を含む): 210204552

約数和(自身を除く): 119794072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1130131, 2260262, 4520524, 5650655, 9041048, 11301310, 18082096, 22602620, 45205240, 90410480]

約数ペア:

[(1, 90410480), (2, 45205240), (4, 22602620), (5, 18082096), (8, 11301310), (10, 9041048), (16, 5650655), (20, 4520524), (40, 2260262), (80, 1130131)]