2078762480

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{252277}}^1$

素因数の和:252393

約数の個数: 40

約数和(自身を含む): 4880065632

約数和(自身を除く): 2801303152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 252277, 504554, 1009108, 1261385, 2018216, 2522770, 4036432, 5045540, 10091080, 20182160, 25984531, 51969062, 103938124, 129922655, 207876248, 259845310, 415752496, 519690620, 1039381240, 2078762480]

約数ペア:

[(1, 2078762480), (2, 1039381240), (4, 519690620), (5, 415752496), (8, 259845310), (10, 207876248), (16, 129922655), (20, 103938124), (40, 51969062), (80, 25984531), (103, 20182160), (206, 10091080), (412, 5045540), (515, 4036432), (824, 2522770), (1030, 2018216), (1648, 1261385), (2060, 1009108), (4120, 504554), (8240, 252277)]