70938980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10781}}^1$

素因数の和:10844

約数の個数: 48

約数和(自身を含む): 173892096

約数和(自身を除く): 102953116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 10781, 21562, 43124, 53905, 75467, 107810, 150934, 215620, 301868, 377335, 506707, 754670, 1013414, 1509340, 2026828, 2533535, 3546949, 5067070, 7093898, 10134140, 14187796, 17734745, 35469490, 70938980]

約数ペア:

[(1, 70938980), (2, 35469490), (4, 17734745), (5, 14187796), (7, 10134140), (10, 7093898), (14, 5067070), (20, 3546949), (28, 2533535), (35, 2026828), (47, 1509340), (70, 1013414), (94, 754670), (140, 506707), (188, 377335), (235, 301868), (329, 215620), (470, 150934), (658, 107810), (940, 75467), (1316, 53905), (1645, 43124), (3290, 21562), (6580, 10781)]