13672180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7681}}^1$

素因数の和:7779

約数の個数: 24

約数和(自身を含む): 29037960

約数和(自身を除く): 15365780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7681, 15362, 30724, 38405, 76810, 153620, 683609, 1367218, 2734436, 3418045, 6836090, 13672180]

約数ペア:

[(1, 13672180), (2, 6836090), (4, 3418045), (5, 2734436), (10, 1367218), (20, 683609), (89, 153620), (178, 76810), (356, 38405), (445, 30724), (890, 15362), (1780, 7681)]