32220080

素因数分解:

$2^4\times 5^1\times {\mathrm{402751}}^1$

素因数の和:402764

約数の個数: 20

約数和(自身を含む): 74911872

約数和(自身を除く): 42691792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 402751, 805502, 1611004, 2013755, 3222008, 4027510, 6444016, 8055020, 16110040, 32220080]

約数ペア:

[(1, 32220080), (2, 16110040), (4, 8055020), (5, 6444016), (8, 4027510), (10, 3222008), (16, 2013755), (20, 1611004), (40, 805502), (80, 402751)]