9942590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 21127392

約数和(自身を除く): 11184802

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 197, 206, 245, 394, 490, 515, 721, 985, 1030, 1379, 1442, 1970, 2758, 3605, 5047, 6895, 7210, 9653, 10094, 13790, 19306, 20291, 25235, 40582, 48265, 50470, 96530, 101455, 142037, 202910, 284074, 710185, 994259, 1420370, 1988518, 4971295, 9942590]

約数ペア:

[(1, 9942590), (2, 4971295), (5, 1988518), (7, 1420370), (10, 994259), (14, 710185), (35, 284074), (49, 202910), (70, 142037), (98, 101455), (103, 96530), (197, 50470), (206, 48265), (245, 40582), (394, 25235), (490, 20291), (515, 19306), (721, 13790), (985, 10094), (1030, 9653), (1379, 7210), (1442, 6895), (1970, 5047), (2758, 3605)]