20445350

素因数分解:

$2^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{887}}^1$

素因数の和:1360

約数の個数: 24

約数和(自身を含む): 38153808

約数和(自身を除く): 17708458

約数列:

[1, 2, 5, 10, 25, 50, 461, 887, 922, 1774, 2305, 4435, 4610, 8870, 11525, 22175, 23050, 44350, 408907, 817814, 2044535, 4089070, 10222675, 20445350]

約数ペア:

[(1, 20445350), (2, 10222675), (5, 4089070), (10, 2044535), (25, 817814), (50, 408907), (461, 44350), (887, 23050), (922, 22175), (1774, 11525), (2305, 8870), (4435, 4610)]