7221580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12451}}^1$

素因数の和:12489

約数の個数: 24

約数和(自身を含む): 15689520

約数和(自身を除く): 8467940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 12451, 24902, 49804, 62255, 124510, 249020, 361079, 722158, 1444316, 1805395, 3610790, 7221580]

約数ペア:

[(1, 7221580), (2, 3610790), (4, 1805395), (5, 1444316), (10, 722158), (20, 361079), (29, 249020), (58, 124510), (116, 62255), (145, 49804), (290, 24902), (580, 12451)]