15261890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{829}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 31553280

約数和(自身を除く): 16291390

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 829, 1315, 1658, 1841, 2630, 3682, 4145, 5803, 8290, 9205, 11606, 18410, 29015, 58030, 218027, 436054, 1090135, 1526189, 2180270, 3052378, 7630945, 15261890]

約数ペア:

[(1, 15261890), (2, 7630945), (5, 3052378), (7, 2180270), (10, 1526189), (14, 1090135), (35, 436054), (70, 218027), (263, 58030), (526, 29015), (829, 18410), (1315, 11606), (1658, 9205), (1841, 8290), (2630, 5803), (3682, 4145)]