3994340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 9714432

約数和(自身を除く): 5720092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 277, 412, 515, 554, 721, 1030, 1108, 1385, 1442, 1939, 2060, 2770, 2884, 3605, 3878, 5540, 7210, 7756, 9695, 14420, 19390, 28531, 38780, 57062, 114124, 142655, 199717, 285310, 399434, 570620, 798868, 998585, 1997170, 3994340]

約数ペア:

[(1, 3994340), (2, 1997170), (4, 998585), (5, 798868), (7, 570620), (10, 399434), (14, 285310), (20, 199717), (28, 142655), (35, 114124), (70, 57062), (103, 38780), (140, 28531), (206, 19390), (277, 14420), (412, 9695), (515, 7756), (554, 7210), (721, 5540), (1030, 3878), (1108, 3605), (1385, 2884), (1442, 2770), (1939, 2060)]