42173900

素因数分解:

$2^2\times 5^2\times {\mathrm{421739}}^1$

素因数の和:421753

約数の個数: 18

約数和(自身を含む): 91517580

約数和(自身を除く): 49343680

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421739, 843478, 1686956, 2108695, 4217390, 8434780, 10543475, 21086950, 42173900]

約数ペア:

[(1, 42173900), (2, 21086950), (4, 10543475), (5, 8434780), (10, 4217390), (20, 2108695), (25, 1686956), (50, 843478), (100, 421739)]