22370780

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4253}}^1$

素因数の和:4525

約数の個数: 24

約数和(自身を含む): 47168352

約数和(自身を除く): 24797572

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 4253, 5260, 8506, 17012, 21265, 42530, 85060, 1118539, 2237078, 4474156, 5592695, 11185390, 22370780]

約数ペア:

[(1, 22370780), (2, 11185390), (4, 5592695), (5, 4474156), (10, 2237078), (20, 1118539), (263, 85060), (526, 42530), (1052, 21265), (1315, 17012), (2630, 8506), (4253, 5260)]