15888820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{16903}}^1$

素因数の和:16959

約数の個数: 24

約数和(自身を含む): 34078464

約数和(自身を除く): 18189644

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 16903, 33806, 67612, 84515, 169030, 338060, 794441, 1588882, 3177764, 3972205, 7944410, 15888820]

約数ペア:

[(1, 15888820), (2, 7944410), (4, 3972205), (5, 3177764), (10, 1588882), (20, 794441), (47, 338060), (94, 169030), (188, 84515), (235, 67612), (470, 33806), (940, 16903)]