2980012

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 6048000

約数和(自身を除く): 3067988

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1499, 1988, 2998, 5996, 10493, 20986, 41972, 106429, 212858, 425716, 745003, 1490006, 2980012]

約数ペア:

[(1, 2980012), (2, 1490006), (4, 745003), (7, 425716), (14, 212858), (28, 106429), (71, 41972), (142, 20986), (284, 10493), (497, 5996), (994, 2998), (1499, 1988)]