20056040

素因数分解:

$2^3\times 5^1\times {\mathrm{501401}}^1$

素因数の和:501412

約数の個数: 16

約数和(自身を含む): 45126180

約数和(自身を除く): 25070140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501401, 1002802, 2005604, 2507005, 4011208, 5014010, 10028020, 20056040]

約数ペア:

[(1, 20056040), (2, 10028020), (4, 5014010), (5, 4011208), (8, 2507005), (10, 2005604), (20, 1002802), (40, 501401)]