19953500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5701}}^1$

素因数の和:5727

約数の個数: 48

約数和(自身を含む): 49812672

約数和(自身を除く): 29859172

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, 5701, 11402, 22804, 28505, 39907, 57010, 79814, 114020, 142525, 159628, 199535, 285050, 399070, 570100, 712625, 798140, 997675, 1425250, 1995350, 2850500, 3990700, 4988375, 9976750, 19953500]

約数ペア:

[(1, 19953500), (2, 9976750), (4, 4988375), (5, 3990700), (7, 2850500), (10, 1995350), (14, 1425250), (20, 997675), (25, 798140), (28, 712625), (35, 570100), (50, 399070), (70, 285050), (100, 199535), (125, 159628), (140, 142525), (175, 114020), (250, 79814), (350, 57010), (500, 39907), (700, 28505), (875, 22804), (1750, 11402), (3500, 5701)]