90860080

素因数分解:

$2^4\times 5^1\times {\mathrm{1135751}}^1$

素因数の和:1135764

約数の個数: 20

約数和(自身を含む): 211249872

約数和(自身を除く): 120389792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1135751, 2271502, 4543004, 5678755, 9086008, 11357510, 18172016, 22715020, 45430040, 90860080]

約数ペア:

[(1, 90860080), (2, 45430040), (4, 22715020), (5, 18172016), (8, 11357510), (10, 9086008), (16, 5678755), (20, 4543004), (40, 2271502), (80, 1135751)]