20628450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{45841}}^1$

素因数の和:45859

約数の個数: 36

約数和(自身を含む): 55422978

約数和(自身を除く): 34794528

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 45841, 91682, 137523, 229205, 275046, 412569, 458410, 687615, 825138, 1146025, 1375230, 2062845, 2292050, 3438075, 4125690, 6876150, 10314225, 20628450]

約数ペア:

[(1, 20628450), (2, 10314225), (3, 6876150), (5, 4125690), (6, 3438075), (9, 2292050), (10, 2062845), (15, 1375230), (18, 1146025), (25, 825138), (30, 687615), (45, 458410), (50, 412569), (75, 275046), (90, 229205), (150, 137523), (225, 91682), (450, 45841)]