428501900

素因数分解:

$2^2\times 5^2\times {\mathrm{4285019}}^1$

素因数の和:4285033

約数の個数: 18

約数和(自身を含む): 929849340

約数和(自身を除く): 501347440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 4285019, 8570038, 17140076, 21425095, 42850190, 85700380, 107125475, 214250950, 428501900]

約数ペア:

[(1, 428501900), (2, 214250950), (4, 107125475), (5, 85700380), (10, 42850190), (20, 21425095), (25, 17140076), (50, 8570038), (100, 4285019)]