90084920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30851}}^1$

素因数の和:30935

約数の個数: 32

約数和(自身を含む): 205474320

約数和(自身を除く): 115389400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 30851, 61702, 123404, 154255, 246808, 308510, 617020, 1234040, 2252123, 4504246, 9008492, 11260615, 18016984, 22521230, 45042460, 90084920]

約数ペア:

[(1, 90084920), (2, 45042460), (4, 22521230), (5, 18016984), (8, 11260615), (10, 9008492), (20, 4504246), (40, 2252123), (73, 1234040), (146, 617020), (292, 308510), (365, 246808), (584, 154255), (730, 123404), (1460, 61702), (2920, 30851)]