15666084880

素因数分解:

$2^4\times 5^1\times {\mathrm{195826061}}^1$

素因数の和:195826074

約数の個数: 20

約数和(自身を含む): 36423647532

約数和(自身を除く): 20757562652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195826061, 391652122, 783304244, 979130305, 1566608488, 1958260610, 3133216976, 3916521220, 7833042440, 15666084880]

約数ペア:

[(1, 15666084880), (2, 7833042440), (4, 3916521220), (5, 3133216976), (8, 1958260610), (10, 1566608488), (16, 979130305), (20, 783304244), (40, 391652122), (80, 195826061)]