40630660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{290219}}^1$

素因数の和:290235

約数の個数: 24

約数和(自身を含む): 97513920

約数和(自身を除く): 56883260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 290219, 580438, 1160876, 1451095, 2031533, 2902190, 4063066, 5804380, 8126132, 10157665, 20315330, 40630660]

約数ペア:

[(1, 40630660), (2, 20315330), (4, 10157665), (5, 8126132), (7, 5804380), (10, 4063066), (14, 2902190), (20, 2031533), (28, 1451095), (35, 1160876), (70, 580438), (140, 290219)]