130320880

素因数分解:

$2^4\times 5^1\times {\mathrm{1629011}}^1$

素因数の和:1629024

約数の個数: 20

約数和(自身を含む): 302996232

約数和(自身を除く): 172675352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1629011, 3258022, 6516044, 8145055, 13032088, 16290110, 26064176, 32580220, 65160440, 130320880]

約数ペア:

[(1, 130320880), (2, 65160440), (4, 32580220), (5, 26064176), (8, 16290110), (10, 13032088), (16, 8145055), (20, 6516044), (40, 3258022), (80, 1629011)]