12222800

素因数分解:

$2^4\times 5^2\times {\mathrm{30557}}^1$

素因数の和:30575

約数の個数: 30

約数和(自身を含む): 29366238

約数和(自身を除く): 17143438

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 30557, 61114, 122228, 152785, 244456, 305570, 488912, 611140, 763925, 1222280, 1527850, 2444560, 3055700, 6111400, 12222800]

約数ペア:

[(1, 12222800), (2, 6111400), (4, 3055700), (5, 2444560), (8, 1527850), (10, 1222280), (16, 763925), (20, 611140), (25, 488912), (40, 305570), (50, 244456), (80, 152785), (100, 122228), (200, 61114), (400, 30557)]