90547040

素因数分解:

$2^5\times 5^1\times {\mathrm{565919}}^1$

素因数の和:565934

約数の個数: 24

約数和(自身を含む): 213917760

約数和(自身を除く): 123370720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 565919, 1131838, 2263676, 2829595, 4527352, 5659190, 9054704, 11318380, 18109408, 22636760, 45273520, 90547040]

約数ペア:

[(1, 90547040), (2, 45273520), (4, 22636760), (5, 18109408), (8, 11318380), (10, 9054704), (16, 5659190), (20, 4527352), (32, 2829595), (40, 2263676), (80, 1131838), (160, 565919)]