40519730

素因数分解:

$2^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{2027}}^1$

素因数の和:4033

約数の個数: 16

約数和(自身を含む): 73008000

約数和(自身を除く): 32488270

約数列:

[1, 2, 5, 10, 1999, 2027, 3998, 4054, 9995, 10135, 19990, 20270, 4051973, 8103946, 20259865, 40519730]

約数ペア:

[(1, 40519730), (2, 20259865), (5, 8103946), (10, 4051973), (1999, 20270), (2027, 19990), (3998, 10135), (4054, 9995)]