2015740940

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{218627}}^1$

素因数の和:219097

約数の個数: 24

約数和(自身を含む): 4242257712

約数和(自身を除く): 2226516772

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 218627, 437254, 874508, 1093135, 2186270, 4372540, 100787047, 201574094, 403148188, 503935235, 1007870470, 2015740940]

約数ペア:

[(1, 2015740940), (2, 1007870470), (4, 503935235), (5, 403148188), (10, 201574094), (20, 100787047), (461, 4372540), (922, 2186270), (1844, 1093135), (2305, 874508), (4610, 437254), (9220, 218627)]