4136389640

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{411991}}^1$

素因数の和:412253

約数の個数: 32

約数和(自身を含む): 9343978560

約数和(自身を除く): 5207588920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 411991, 823982, 1647964, 2059955, 3295928, 4119910, 8239820, 16479640, 103409741, 206819482, 413638964, 517048705, 827277928, 1034097410, 2068194820, 4136389640]

約数ペア:

[(1, 4136389640), (2, 2068194820), (4, 1034097410), (5, 827277928), (8, 517048705), (10, 413638964), (20, 206819482), (40, 103409741), (251, 16479640), (502, 8239820), (1004, 4119910), (1255, 3295928), (2008, 2059955), (2510, 1647964), (5020, 823982), (10040, 411991)]