2611860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 7402752

約数和(自身を除く): 4790892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 431, 505, 606, 862, 1010, 1212, 1293, 1515, 1724, 2020, 2155, 2586, 3030, 4310, 5172, 6060, 6465, 8620, 12930, 25860, 43531, 87062, 130593, 174124, 217655, 261186, 435310, 522372, 652965, 870620, 1305930, 2611860]

約数ペア:

[(1, 2611860), (2, 1305930), (3, 870620), (4, 652965), (5, 522372), (6, 435310), (10, 261186), (12, 217655), (15, 174124), (20, 130593), (30, 87062), (60, 43531), (101, 25860), (202, 12930), (303, 8620), (404, 6465), (431, 6060), (505, 5172), (606, 4310), (862, 3030), (1010, 2586), (1212, 2155), (1293, 2020), (1515, 1724)]