12220940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13001}}^1$

素因数の和:13057

約数の個数: 24

約数和(自身を含む): 26212032

約数和(自身を除く): 13991092

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 13001, 26002, 52004, 65005, 130010, 260020, 611047, 1222094, 2444188, 3055235, 6110470, 12220940]

約数ペア:

[(1, 12220940), (2, 6110470), (4, 3055235), (5, 2444188), (10, 1222094), (20, 611047), (47, 260020), (94, 130010), (188, 65005), (235, 52004), (470, 26002), (940, 13001)]