40359370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2094

約数の個数: 32

約数和(自身を含む): 75955968

約数和(自身を除く): 35596598

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 1997, 2021, 3994, 4042, 9985, 10105, 19970, 20210, 85871, 93859, 171742, 187718, 429355, 469295, 858710, 938590, 4035937, 8071874, 20179685, 40359370]

約数ペア:

[(1, 40359370), (2, 20179685), (5, 8071874), (10, 4035937), (43, 938590), (47, 858710), (86, 469295), (94, 429355), (215, 187718), (235, 171742), (430, 93859), (470, 85871), (1997, 20210), (2021, 19970), (3994, 10105), (4042, 9985)]