12754490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 27855360

約数和(自身を除く): 15100870

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 103, 122, 145, 203, 206, 290, 305, 406, 427, 515, 610, 721, 854, 1015, 1030, 1442, 1769, 2030, 2135, 2987, 3538, 3605, 4270, 5974, 6283, 7210, 8845, 12383, 12566, 14935, 17690, 20909, 24766, 29870, 31415, 41818, 43981, 61915, 62830, 87962, 104545, 123830, 182207, 209090, 219905, 364414, 439810, 911035, 1275449, 1822070, 2550898, 6377245, 12754490]

約数ペア:

[(1, 12754490), (2, 6377245), (5, 2550898), (7, 1822070), (10, 1275449), (14, 911035), (29, 439810), (35, 364414), (58, 219905), (61, 209090), (70, 182207), (103, 123830), (122, 104545), (145, 87962), (203, 62830), (206, 61915), (290, 43981), (305, 41818), (406, 31415), (427, 29870), (515, 24766), (610, 20909), (721, 17690), (854, 14935), (1015, 12566), (1030, 12383), (1442, 8845), (1769, 7210), (2030, 6283), (2135, 5974), (2987, 4270), (3538, 3605)]