13660880

素因数分解:

$2^4\times 5^1\times {\mathrm{170761}}^1$

素因数の和:170774

約数の個数: 20

約数和(自身を含む): 31761732

約数和(自身を除く): 18100852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170761, 341522, 683044, 853805, 1366088, 1707610, 2732176, 3415220, 6830440, 13660880]

約数ペア:

[(1, 13660880), (2, 6830440), (4, 3415220), (5, 2732176), (8, 1707610), (10, 1366088), (16, 853805), (20, 683044), (40, 341522), (80, 170761)]