7482020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4140

約数の個数: 48

約数和(自身を含む): 19342848

約数和(自身を除く): 11860828

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4111, 8222, 16444, 20555, 28777, 41110, 53443, 57554, 82220, 106886, 115108, 143885, 213772, 267215, 287770, 374101, 534430, 575540, 748202, 1068860, 1496404, 1870505, 3741010, 7482020]

約数ペア:

[(1, 7482020), (2, 3741010), (4, 1870505), (5, 1496404), (7, 1068860), (10, 748202), (13, 575540), (14, 534430), (20, 374101), (26, 287770), (28, 267215), (35, 213772), (52, 143885), (65, 115108), (70, 106886), (91, 82220), (130, 57554), (140, 53443), (182, 41110), (260, 28777), (364, 20555), (455, 16444), (910, 8222), (1820, 4111)]