9804560

素因数分解:

$2^4\times 5^1\times {\mathrm{122557}}^1$

素因数の和:122570

約数の個数: 20

約数和(自身を含む): 22795788

約数和(自身を除く): 12991228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 122557, 245114, 490228, 612785, 980456, 1225570, 1960912, 2451140, 4902280, 9804560]

約数ペア:

[(1, 9804560), (2, 4902280), (4, 2451140), (5, 1960912), (8, 1225570), (10, 980456), (16, 612785), (20, 490228), (40, 245114), (80, 122557)]