22404080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4591}}^1$

素因数の和:4665

約数の個数: 40

約数和(自身を含む): 52954944

約数和(自身を除く): 30550864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4591, 4880, 9182, 18364, 22955, 36728, 45910, 73456, 91820, 183640, 280051, 367280, 560102, 1120204, 1400255, 2240408, 2800510, 4480816, 5601020, 11202040, 22404080]

約数ペア:

[(1, 22404080), (2, 11202040), (4, 5601020), (5, 4480816), (8, 2800510), (10, 2240408), (16, 1400255), (20, 1120204), (40, 560102), (61, 367280), (80, 280051), (122, 183640), (244, 91820), (305, 73456), (488, 45910), (610, 36728), (976, 22955), (1220, 18364), (2440, 9182), (4591, 4880)]