1100080

素因数分解:

$2^4\times 5^1\times {\mathrm{13751}}^1$

素因数の和:13764

約数の個数: 20

約数和(自身を含む): 2557872

約数和(自身を除く): 1457792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13751, 27502, 55004, 68755, 110008, 137510, 220016, 275020, 550040, 1100080]

約数ペア:

[(1, 1100080), (2, 550040), (4, 275020), (5, 220016), (8, 137510), (10, 110008), (16, 68755), (20, 55004), (40, 27502), (80, 13751)]