7074440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 16796160

約数和(自身を除く): 9721720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 71, 94, 106, 142, 188, 212, 235, 265, 284, 355, 376, 424, 470, 530, 568, 710, 940, 1060, 1420, 1880, 2120, 2491, 2840, 3337, 3763, 4982, 6674, 7526, 9964, 12455, 13348, 15052, 16685, 18815, 19928, 24910, 26696, 30104, 33370, 37630, 49820, 66740, 75260, 99640, 133480, 150520, 176861, 353722, 707444, 884305, 1414888, 1768610, 3537220, 7074440]

約数ペア:

[(1, 7074440), (2, 3537220), (4, 1768610), (5, 1414888), (8, 884305), (10, 707444), (20, 353722), (40, 176861), (47, 150520), (53, 133480), (71, 99640), (94, 75260), (106, 66740), (142, 49820), (188, 37630), (212, 33370), (235, 30104), (265, 26696), (284, 24910), (355, 19928), (376, 18815), (424, 16685), (470, 15052), (530, 13348), (568, 12455), (710, 9964), (940, 7526), (1060, 6674), (1420, 4982), (1880, 3763), (2120, 3337), (2491, 2840)]