13816720

素因数分解:

$2^4\times 5^1\times {\mathrm{172709}}^1$

素因数の和:172722

約数の個数: 20

約数和(自身を含む): 32124060

約数和(自身を除く): 18307340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 172709, 345418, 690836, 863545, 1381672, 1727090, 2763344, 3454180, 6908360, 13816720]

約数ペア:

[(1, 13816720), (2, 6908360), (4, 3454180), (5, 2763344), (8, 1727090), (10, 1381672), (16, 863545), (20, 690836), (40, 345418), (80, 172709)]