2473940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 6096384

約数和(自身を除く): 3622444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 431, 574, 820, 862, 1148, 1435, 1724, 2155, 2870, 3017, 4310, 5740, 6034, 8620, 12068, 15085, 17671, 30170, 35342, 60340, 70684, 88355, 123697, 176710, 247394, 353420, 494788, 618485, 1236970, 2473940]

約数ペア:

[(1, 2473940), (2, 1236970), (4, 618485), (5, 494788), (7, 353420), (10, 247394), (14, 176710), (20, 123697), (28, 88355), (35, 70684), (41, 60340), (70, 35342), (82, 30170), (140, 17671), (164, 15085), (205, 12068), (287, 8620), (410, 6034), (431, 5740), (574, 4310), (820, 3017), (862, 2870), (1148, 2155), (1435, 1724)]