9705220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 23482368

約数和(自身を除く): 13777148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 383, 724, 766, 905, 1267, 1532, 1810, 1915, 2534, 2681, 3620, 3830, 5068, 5362, 6335, 7660, 10724, 12670, 13405, 25340, 26810, 53620, 69323, 138646, 277292, 346615, 485261, 693230, 970522, 1386460, 1941044, 2426305, 4852610, 9705220]

約数ペア:

[(1, 9705220), (2, 4852610), (4, 2426305), (5, 1941044), (7, 1386460), (10, 970522), (14, 693230), (20, 485261), (28, 346615), (35, 277292), (70, 138646), (140, 69323), (181, 53620), (362, 26810), (383, 25340), (724, 13405), (766, 12670), (905, 10724), (1267, 7660), (1532, 6335), (1810, 5362), (1915, 5068), (2534, 3830), (2681, 3620)]