4080839960

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{101111}}^1$

素因数の和:102131

約数の個数: 32

約数和(自身を含む): 9191080800

約数和(自身を除く): 5110240840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 8072, 10090, 20180, 40360, 101111, 202222, 404444, 505555, 808888, 1011110, 2022220, 4044440, 102020999, 204041998, 408083996, 510104995, 816167992, 1020209990, 2040419980, 4080839960]

約数ペア:

[(1, 4080839960), (2, 2040419980), (4, 1020209990), (5, 816167992), (8, 510104995), (10, 408083996), (20, 204041998), (40, 102020999), (1009, 4044440), (2018, 2022220), (4036, 1011110), (5045, 808888), (8072, 505555), (10090, 404444), (20180, 202222), (40360, 101111)]