2912117180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{442571}}^1$

素因数の和:442634

約数の個数: 48

約数和(自身を含む): 7137801216

約数和(自身を除く): 4225684036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 442571, 885142, 1770284, 2212855, 3097997, 4425710, 6195994, 8851420, 12391988, 15489985, 20800837, 30979970, 41601674, 61959940, 83203348, 104004185, 145605859, 208008370, 291211718, 416016740, 582423436, 728029295, 1456058590, 2912117180]

約数ペア:

[(1, 2912117180), (2, 1456058590), (4, 728029295), (5, 582423436), (7, 416016740), (10, 291211718), (14, 208008370), (20, 145605859), (28, 104004185), (35, 83203348), (47, 61959940), (70, 41601674), (94, 30979970), (140, 20800837), (188, 15489985), (235, 12391988), (329, 8851420), (470, 6195994), (658, 4425710), (940, 3097997), (1316, 2212855), (1645, 1770284), (3290, 885142), (6580, 442571)]