20147228500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5756351}}^1$

素因数の和:5756377

約数の個数: 48

約数和(自身を含む): 50287491072

約数和(自身を除く): 30140262572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5756351, 11512702, 23025404, 28781755, 40294457, 57563510, 80588914, 115127020, 143908775, 161177828, 201472285, 287817550, 402944570, 575635100, 719543875, 805889140, 1007361425, 1439087750, 2014722850, 2878175500, 4029445700, 5036807125, 10073614250, 20147228500]

約数ペア:

[(1, 20147228500), (2, 10073614250), (4, 5036807125), (5, 4029445700), (7, 2878175500), (10, 2014722850), (14, 1439087750), (20, 1007361425), (25, 805889140), (28, 719543875), (35, 575635100), (50, 402944570), (70, 287817550), (100, 201472285), (125, 161177828), (140, 143908775), (175, 115127020), (250, 80588914), (350, 57563510), (500, 40294457), (700, 28781755), (875, 23025404), (1750, 11512702), (3500, 5756351)]