8722090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{397}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 17050320

約数和(自身を除く): 8328230

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 397, 794, 845, 1690, 1985, 2197, 3970, 4394, 5161, 10322, 10985, 21970, 25805, 51610, 67093, 134186, 335465, 670930, 872209, 1744418, 4361045, 8722090]

約数ペア:

[(1, 8722090), (2, 4361045), (5, 1744418), (10, 872209), (13, 670930), (26, 335465), (65, 134186), (130, 67093), (169, 51610), (338, 25805), (397, 21970), (794, 10985), (845, 10322), (1690, 5161), (1985, 4394), (2197, 3970)]