18440047160

素因数分解:

$2^3\times 5^1\times {\mathrm{461001179}}^1$

素因数の和:461001190

約数の個数: 16

約数和(自身を含む): 41490106200

約数和(自身を除く): 23050059040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461001179, 922002358, 1844004716, 2305005895, 3688009432, 4610011790, 9220023580, 18440047160]

約数ペア:

[(1, 18440047160), (2, 9220023580), (4, 4610011790), (5, 3688009432), (8, 2305005895), (10, 1844004716), (20, 922002358), (40, 461001179)]