7490000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 100

約数和(自身を含む): 20918304

約数和(自身を除く): 13428304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 107, 112, 125, 140, 175, 200, 214, 250, 280, 350, 400, 428, 500, 535, 560, 625, 700, 749, 856, 875, 1000, 1070, 1250, 1400, 1498, 1712, 1750, 2000, 2140, 2500, 2675, 2800, 2996, 3500, 3745, 4280, 4375, 5000, 5350, 5992, 7000, 7490, 8560, 8750, 10000, 10700, 11984, 13375, 14000, 14980, 17500, 18725, 21400, 26750, 29960, 35000, 37450, 42800, 53500, 59920, 66875, 70000, 74900, 93625, 107000, 133750, 149800, 187250, 214000, 267500, 299600, 374500, 468125, 535000, 749000, 936250, 1070000, 1498000, 1872500, 3745000, 7490000]

約数ペア:

[(1, 7490000), (2, 3745000), (4, 1872500), (5, 1498000), (7, 1070000), (8, 936250), (10, 749000), (14, 535000), (16, 468125), (20, 374500), (25, 299600), (28, 267500), (35, 214000), (40, 187250), (50, 149800), (56, 133750), (70, 107000), (80, 93625), (100, 74900), (107, 70000), (112, 66875), (125, 59920), (140, 53500), (175, 42800), (200, 37450), (214, 35000), (250, 29960), (280, 26750), (350, 21400), (400, 18725), (428, 17500), (500, 14980), (535, 14000), (560, 13375), (625, 11984), (700, 10700), (749, 10000), (856, 8750), (875, 8560), (1000, 7490), (1070, 7000), (1250, 5992), (1400, 5350), (1498, 5000), (1712, 4375), (1750, 4280), (2000, 3745), (2140, 3500), (2500, 2996), (2675, 2800)]