2051450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:562

約数の個数: 24

約数和(自身を含む): 3866940

約数和(自身を除く): 1815490

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 461, 890, 922, 2225, 2305, 4450, 4610, 11525, 23050, 41029, 82058, 205145, 410290, 1025725, 2051450]

約数ペア:

[(1, 2051450), (2, 1025725), (5, 410290), (10, 205145), (25, 82058), (50, 41029), (89, 23050), (178, 11525), (445, 4610), (461, 4450), (890, 2305), (922, 2225)]