20524080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85517}}^1$

素因数の和:85533

約数の個数: 40

約数和(自身を含む): 63625392

約数和(自身を除く): 43101312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85517, 171034, 256551, 342068, 427585, 513102, 684136, 855170, 1026204, 1282755, 1368272, 1710340, 2052408, 2565510, 3420680, 4104816, 5131020, 6841360, 10262040, 20524080]

約数ペア:

[(1, 20524080), (2, 10262040), (3, 6841360), (4, 5131020), (5, 4104816), (6, 3420680), (8, 2565510), (10, 2052408), (12, 1710340), (15, 1368272), (16, 1282755), (20, 1026204), (24, 855170), (30, 684136), (40, 513102), (48, 427585), (60, 342068), (80, 256551), (120, 171034), (240, 85517)]