2909360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:941

約数の個数: 40

約数和(自身を含む): 6937056

約数和(自身を除く): 4027696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 887, 1640, 1774, 3280, 3548, 4435, 7096, 8870, 14192, 17740, 35480, 36367, 70960, 72734, 145468, 181835, 290936, 363670, 581872, 727340, 1454680, 2909360]

約数ペア:

[(1, 2909360), (2, 1454680), (4, 727340), (5, 581872), (8, 363670), (10, 290936), (16, 181835), (20, 145468), (40, 72734), (41, 70960), (80, 36367), (82, 35480), (164, 17740), (205, 14192), (328, 8870), (410, 7096), (656, 4435), (820, 3548), (887, 3280), (1640, 1774)]