22745960

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4091}}^1$

素因数の和:4241

約数の個数: 32

約数和(自身を含む): 51559200

約数和(自身を除く): 28813240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4091, 5560, 8182, 16364, 20455, 32728, 40910, 81820, 163640, 568649, 1137298, 2274596, 2843245, 4549192, 5686490, 11372980, 22745960]

約数ペア:

[(1, 22745960), (2, 11372980), (4, 5686490), (5, 4549192), (8, 2843245), (10, 2274596), (20, 1137298), (40, 568649), (139, 163640), (278, 81820), (556, 40910), (695, 32728), (1112, 20455), (1390, 16364), (2780, 8182), (4091, 5560)]