54247820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1291}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 125024256

約数和(自身を除く): 70776436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1291, 1910, 2101, 2582, 3820, 4202, 5164, 6455, 8404, 10505, 12910, 14201, 21010, 25820, 28402, 42020, 56804, 71005, 142010, 246581, 284020, 493162, 986324, 1232905, 2465810, 2712391, 4931620, 5424782, 10849564, 13561955, 27123910, 54247820]

約数ペア:

[(1, 54247820), (2, 27123910), (4, 13561955), (5, 10849564), (10, 5424782), (11, 4931620), (20, 2712391), (22, 2465810), (44, 1232905), (55, 986324), (110, 493162), (191, 284020), (220, 246581), (382, 142010), (764, 71005), (955, 56804), (1291, 42020), (1910, 28402), (2101, 25820), (2582, 21010), (3820, 14201), (4202, 12910), (5164, 10505), (6455, 8404)]