13648720

素因数分解:

$2^4\times 5^1\times {\mathrm{170609}}^1$

素因数の和:170622

約数の個数: 20

約数和(自身を含む): 31733460

約数和(自身を除く): 18084740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170609, 341218, 682436, 853045, 1364872, 1706090, 2729744, 3412180, 6824360, 13648720]

約数ペア:

[(1, 13648720), (2, 6824360), (4, 3412180), (5, 2729744), (8, 1706090), (10, 1364872), (16, 853045), (20, 682436), (40, 341218), (80, 170609)]