126580820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1429}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 274834560

約数和(自身を除く): 148253740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 103, 172, 206, 215, 412, 430, 515, 860, 1030, 1429, 2060, 2858, 4429, 5716, 7145, 8858, 14290, 17716, 22145, 28580, 44290, 61447, 88580, 122894, 147187, 245788, 294374, 307235, 588748, 614470, 735935, 1228940, 1471870, 2943740, 6329041, 12658082, 25316164, 31645205, 63290410, 126580820]

約数ペア:

[(1, 126580820), (2, 63290410), (4, 31645205), (5, 25316164), (10, 12658082), (20, 6329041), (43, 2943740), (86, 1471870), (103, 1228940), (172, 735935), (206, 614470), (215, 588748), (412, 307235), (430, 294374), (515, 245788), (860, 147187), (1030, 122894), (1429, 88580), (2060, 61447), (2858, 44290), (4429, 28580), (5716, 22145), (7145, 17716), (8858, 14290)]