39907000

素因数分解:

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

素因数の和:5729

約数の個数: 64

約数和(自身を含む): 106741440

約数和(自身を除く): 66834440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 5701, 7000, 11402, 22804, 28505, 39907, 45608, 57010, 79814, 114020, 142525, 159628, 199535, 228040, 285050, 319256, 399070, 570100, 712625, 798140, 997675, 1140200, 1425250, 1596280, 1995350, 2850500, 3990700, 4988375, 5701000, 7981400, 9976750, 19953500, 39907000]

約数ペア:

[(1, 39907000), (2, 19953500), (4, 9976750), (5, 7981400), (7, 5701000), (8, 4988375), (10, 3990700), (14, 2850500), (20, 1995350), (25, 1596280), (28, 1425250), (35, 1140200), (40, 997675), (50, 798140), (56, 712625), (70, 570100), (100, 399070), (125, 319256), (140, 285050), (175, 228040), (200, 199535), (250, 159628), (280, 142525), (350, 114020), (500, 79814), (700, 57010), (875, 45608), (1000, 39907), (1400, 28505), (1750, 22804), (3500, 11402), (5701, 7000)]