90512920

素因数分解:

$2^3\times 5^1\times {\mathrm{2262823}}^1$

素因数の和:2262834

約数の個数: 16

約数和(自身を含む): 203654160

約数和(自身を除く): 113141240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2262823, 4525646, 9051292, 11314115, 18102584, 22628230, 45256460, 90512920]

約数ペア:

[(1, 90512920), (2, 45256460), (4, 22628230), (5, 18102584), (8, 11314115), (10, 9051292), (20, 4525646), (40, 2262823)]