40882000

素因数分解:

$2^4\times 5^3\times {\mathrm{20441}}^1$

素因数の和:20464

約数の個数: 40

約数和(自身を含む): 98857512

約数和(自身を除く): 57975512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 20441, 40882, 81764, 102205, 163528, 204410, 327056, 408820, 511025, 817640, 1022050, 1635280, 2044100, 2555125, 4088200, 5110250, 8176400, 10220500, 20441000, 40882000]

約数ペア:

[(1, 40882000), (2, 20441000), (4, 10220500), (5, 8176400), (8, 5110250), (10, 4088200), (16, 2555125), (20, 2044100), (25, 1635280), (40, 1022050), (50, 817640), (80, 511025), (100, 408820), (125, 327056), (200, 204410), (250, 163528), (400, 102205), (500, 81764), (1000, 40882), (2000, 20441)]