12939100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2814

約数の個数: 36

約数和(自身を含む): 28685664

約数和(自身を除く): 15746564

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 2753, 4700, 5506, 11012, 13765, 27530, 55060, 68825, 129391, 137650, 258782, 275300, 517564, 646955, 1293910, 2587820, 3234775, 6469550, 12939100]

約数ペア:

[(1, 12939100), (2, 6469550), (4, 3234775), (5, 2587820), (10, 1293910), (20, 646955), (25, 517564), (47, 275300), (50, 258782), (94, 137650), (100, 129391), (188, 68825), (235, 55060), (470, 27530), (940, 13765), (1175, 11012), (2350, 5506), (2753, 4700)]