1818940030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{313}}^1\times {\mathrm{691}}^1$

素因数の和:1069

約数の個数: 48

約数和(自身を含む): 3406641264

約数和(自身を除く): 1587701234

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 313, 626, 691, 841, 1382, 1565, 1682, 3130, 3455, 4205, 6910, 8410, 9077, 18154, 20039, 40078, 45385, 90770, 100195, 200390, 216283, 263233, 432566, 526466, 581131, 1081415, 1162262, 1316165, 2162830, 2632330, 2905655, 5811310, 6272207, 12544414, 31361035, 62722070, 181894003, 363788006, 909470015, 1818940030]

約数ペア:

[(1, 1818940030), (2, 909470015), (5, 363788006), (10, 181894003), (29, 62722070), (58, 31361035), (145, 12544414), (290, 6272207), (313, 5811310), (626, 2905655), (691, 2632330), (841, 2162830), (1382, 1316165), (1565, 1162262), (1682, 1081415), (3130, 581131), (3455, 526466), (4205, 432566), (6910, 263233), (8410, 216283), (9077, 200390), (18154, 100195), (20039, 90770), (40078, 45385)]