54632680

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2111}}^1$

素因数の和:2769

約数の個数: 32

約数和(自身を含む): 123171840

約数和(自身を除く): 68539160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2111, 2588, 3235, 4222, 5176, 6470, 8444, 10555, 12940, 16888, 21110, 25880, 42220, 84440, 1365817, 2731634, 5463268, 6829085, 10926536, 13658170, 27316340, 54632680]

約数ペア:

[(1, 54632680), (2, 27316340), (4, 13658170), (5, 10926536), (8, 6829085), (10, 5463268), (20, 2731634), (40, 1365817), (647, 84440), (1294, 42220), (2111, 25880), (2588, 21110), (3235, 16888), (4222, 12940), (5176, 10555), (6470, 8444)]