2554290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 6730776

約数和(自身を除く): 4176486

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 281, 303, 505, 562, 606, 843, 909, 1010, 1405, 1515, 1686, 1818, 2529, 2810, 3030, 4215, 4545, 5058, 8430, 9090, 12645, 25290, 28381, 56762, 85143, 141905, 170286, 255429, 283810, 425715, 510858, 851430, 1277145, 2554290]

約数ペア:

[(1, 2554290), (2, 1277145), (3, 851430), (5, 510858), (6, 425715), (9, 283810), (10, 255429), (15, 170286), (18, 141905), (30, 85143), (45, 56762), (90, 28381), (101, 25290), (202, 12645), (281, 9090), (303, 8430), (505, 5058), (562, 4545), (606, 4215), (843, 3030), (909, 2810), (1010, 2529), (1405, 1818), (1515, 1686)]