202221080

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{18251}}^1$

素因数の和:18539

約数の個数: 32

約数和(自身を含む): 456665040

約数和(自身を除く): 254443960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 18251, 36502, 73004, 91255, 146008, 182510, 365020, 730040, 5055527, 10111054, 20222108, 25277635, 40444216, 50555270, 101110540, 202221080]

約数ペア:

[(1, 202221080), (2, 101110540), (4, 50555270), (5, 40444216), (8, 25277635), (10, 20222108), (20, 10111054), (40, 5055527), (277, 730040), (554, 365020), (1108, 182510), (1385, 146008), (2216, 91255), (2770, 73004), (5540, 36502), (11080, 18251)]