47940940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{51001}}^1$

素因数の和:51057

約数の個数: 24

約数和(自身を含む): 102820032

約数和(自身を除く): 54879092

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 51001, 102002, 204004, 255005, 510010, 1020020, 2397047, 4794094, 9588188, 11985235, 23970470, 47940940]

約数ペア:

[(1, 47940940), (2, 23970470), (4, 11985235), (5, 9588188), (10, 4794094), (20, 2397047), (47, 1020020), (94, 510010), (188, 255005), (235, 204004), (470, 102002), (940, 51001)]