10728880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3271}}^1$

素因数の和:3325

約数の個数: 40

約数和(自身を含む): 25560864

約数和(自身を除く): 14831984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3271, 3280, 6542, 13084, 16355, 26168, 32710, 52336, 65420, 130840, 134111, 261680, 268222, 536444, 670555, 1072888, 1341110, 2145776, 2682220, 5364440, 10728880]

約数ペア:

[(1, 10728880), (2, 5364440), (4, 2682220), (5, 2145776), (8, 1341110), (10, 1072888), (16, 670555), (20, 536444), (40, 268222), (41, 261680), (80, 134111), (82, 130840), (164, 65420), (205, 52336), (328, 32710), (410, 26168), (656, 16355), (820, 13084), (1640, 6542), (3271, 3280)]