20463480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56843}}^1$

素因数の和:56860

約数の個数: 48

約数和(自身を含む): 66507480

約数和(自身を除く): 46044000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56843, 113686, 170529, 227372, 284215, 341058, 454744, 511587, 568430, 682116, 852645, 1023174, 1136860, 1364232, 1705290, 2046348, 2273720, 2557935, 3410580, 4092696, 5115870, 6821160, 10231740, 20463480]

約数ペア:

[(1, 20463480), (2, 10231740), (3, 6821160), (4, 5115870), (5, 4092696), (6, 3410580), (8, 2557935), (9, 2273720), (10, 2046348), (12, 1705290), (15, 1364232), (18, 1136860), (20, 1023174), (24, 852645), (30, 682116), (36, 568430), (40, 511587), (45, 454744), (60, 341058), (72, 284215), (90, 227372), (120, 170529), (180, 113686), (360, 56843)]