20948021260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2351}}^1\times {\mathrm{9479}}^1$

素因数の和:11886

約数の個数: 48

約数和(自身を含む): 44950671360

約数和(自身を除く): 24002650100

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2351, 4702, 9404, 9479, 11755, 18958, 23510, 37916, 47020, 47395, 94790, 110497, 189580, 220994, 441988, 445513, 552485, 891026, 1104970, 1782052, 2209940, 2227565, 4455130, 8910260, 22285129, 44570258, 89140516, 111425645, 222851290, 445702580, 1047401063, 2094802126, 4189604252, 5237005315, 10474010630, 20948021260]

約数ペア:

[(1, 20948021260), (2, 10474010630), (4, 5237005315), (5, 4189604252), (10, 2094802126), (20, 1047401063), (47, 445702580), (94, 222851290), (188, 111425645), (235, 89140516), (470, 44570258), (940, 22285129), (2351, 8910260), (4702, 4455130), (9404, 2227565), (9479, 2209940), (11755, 1782052), (18958, 1104970), (23510, 891026), (37916, 552485), (47020, 445513), (47395, 441988), (94790, 220994), (110497, 189580)]