22778260

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1429}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 47927880

約数和(自身を除く): 25149620

約数列:

[1, 2, 4, 5, 10, 20, 797, 1429, 1594, 2858, 3188, 3985, 5716, 7145, 7970, 14290, 15940, 28580, 1138913, 2277826, 4555652, 5694565, 11389130, 22778260]

約数ペア:

[(1, 22778260), (2, 11389130), (4, 5694565), (5, 4555652), (10, 2277826), (20, 1138913), (797, 28580), (1429, 15940), (1594, 14290), (2858, 7970), (3188, 7145), (3985, 5716)]