12740450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{13411}}^1$

素因数の和:13442

約数の個数: 24

約数和(自身を含む): 24946320

約数和(自身を除く): 12205870

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 13411, 26822, 67055, 134110, 254809, 335275, 509618, 670550, 1274045, 2548090, 6370225, 12740450]

約数ペア:

[(1, 12740450), (2, 6370225), (5, 2548090), (10, 1274045), (19, 670550), (25, 509618), (38, 335275), (50, 254809), (95, 134110), (190, 67055), (475, 26822), (950, 13411)]