40175140

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2027}}^1$

素因数の和:3027

約数の個数: 24

約数和(自身を含む): 84494592

約数和(自身を除く): 44319452

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 2027, 3964, 4054, 4955, 8108, 9910, 10135, 19820, 20270, 40540, 2008757, 4017514, 8035028, 10043785, 20087570, 40175140]

約数ペア:

[(1, 40175140), (2, 20087570), (4, 10043785), (5, 8035028), (10, 4017514), (20, 2008757), (991, 40540), (1982, 20270), (2027, 19820), (3964, 10135), (4054, 9910), (4955, 8108)]