12265360

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1255

約数の個数: 40

約数和(自身を含む): 28748160

約数和(自身を除く): 16482800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1103, 1112, 1390, 2206, 2224, 2780, 4412, 5515, 5560, 8824, 11030, 11120, 17648, 22060, 44120, 88240, 153317, 306634, 613268, 766585, 1226536, 1533170, 2453072, 3066340, 6132680, 12265360]

約数ペア:

[(1, 12265360), (2, 6132680), (4, 3066340), (5, 2453072), (8, 1533170), (10, 1226536), (16, 766585), (20, 613268), (40, 306634), (80, 153317), (139, 88240), (278, 44120), (556, 22060), (695, 17648), (1103, 11120), (1112, 11030), (1390, 8824), (2206, 5560), (2224, 5515), (2780, 4412)]