3981370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 7527168

約数和(自身を除く): 3545798

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 197, 215, 235, 394, 430, 470, 985, 1970, 2021, 4042, 8471, 9259, 10105, 16942, 18518, 20210, 42355, 46295, 84710, 92590, 398137, 796274, 1990685, 3981370]

約数ペア:

[(1, 3981370), (2, 1990685), (5, 796274), (10, 398137), (43, 92590), (47, 84710), (86, 46295), (94, 42355), (197, 20210), (215, 18518), (235, 16942), (394, 10105), (430, 9259), (470, 8471), (985, 4042), (1970, 2021)]