7220780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{51577}}^1$

素因数の和:51593

約数の個数: 24

約数和(自身を含む): 17330208

約数和(自身を除く): 10109428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 51577, 103154, 206308, 257885, 361039, 515770, 722078, 1031540, 1444156, 1805195, 3610390, 7220780]

約数ペア:

[(1, 7220780), (2, 3610390), (4, 1805195), (5, 1444156), (7, 1031540), (10, 722078), (14, 515770), (20, 361039), (28, 257885), (35, 206308), (70, 103154), (140, 51577)]