7832020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 19248768

約数和(自身を除く): 11416748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1301, 1505, 2602, 3010, 5204, 6020, 6505, 9107, 13010, 18214, 26020, 36428, 45535, 55943, 91070, 111886, 182140, 223772, 279715, 391601, 559430, 783202, 1118860, 1566404, 1958005, 3916010, 7832020]

約数ペア:

[(1, 7832020), (2, 3916010), (4, 1958005), (5, 1566404), (7, 1118860), (10, 783202), (14, 559430), (20, 391601), (28, 279715), (35, 223772), (43, 182140), (70, 111886), (86, 91070), (140, 55943), (172, 45535), (215, 36428), (301, 26020), (430, 18214), (602, 13010), (860, 9107), (1204, 6505), (1301, 6020), (1505, 5204), (2602, 3010)]