13626680

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{769}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 30769200

約数和(自身を除く): 17142520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 769, 886, 1538, 1772, 2215, 3076, 3544, 3845, 4430, 6152, 7690, 8860, 15380, 17720, 30760, 340667, 681334, 1362668, 1703335, 2725336, 3406670, 6813340, 13626680]

約数ペア:

[(1, 13626680), (2, 6813340), (4, 3406670), (5, 2725336), (8, 1703335), (10, 1362668), (20, 681334), (40, 340667), (443, 30760), (769, 17720), (886, 15380), (1538, 8860), (1772, 7690), (2215, 6152), (3076, 4430), (3544, 3845)]