2022080020

素因数分解:

$2^2\times 5^1\times {\mathrm{6469}}^1\times {\mathrm{15629}}^1$

素因数の和:22107

約数の個数: 24

約数和(自身を含む): 4247296200

約数和(自身を除く): 2225216180

約数列:

[1, 2, 4, 5, 10, 20, 6469, 12938, 15629, 25876, 31258, 32345, 62516, 64690, 78145, 129380, 156290, 312580, 101104001, 202208002, 404416004, 505520005, 1011040010, 2022080020]

約数ペア:

[(1, 2022080020), (2, 1011040010), (4, 505520005), (5, 404416004), (10, 202208002), (20, 101104001), (6469, 312580), (12938, 156290), (15629, 129380), (25876, 78145), (31258, 64690), (32345, 62516)]