123050020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{150061}}^1$

素因数の和:150111

約数の個数: 24

約数和(自身を含む): 264709368

約数和(自身を除く): 141659348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 150061, 300122, 600244, 750305, 1500610, 3001220, 6152501, 12305002, 24610004, 30762505, 61525010, 123050020]

約数ペア:

[(1, 123050020), (2, 61525010), (4, 30762505), (5, 24610004), (10, 12305002), (20, 6152501), (41, 3001220), (82, 1500610), (164, 750305), (205, 600244), (410, 300122), (820, 150061)]