20191960

素因数分解:

$2^3\times 5^1\times {\mathrm{504799}}^1$

素因数の和:504810

約数の個数: 16

約数和(自身を含む): 45432000

約数和(自身を除く): 25240040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504799, 1009598, 2019196, 2523995, 4038392, 5047990, 10095980, 20191960]

約数ペア:

[(1, 20191960), (2, 10095980), (4, 5047990), (5, 4038392), (8, 2523995), (10, 2019196), (20, 1009598), (40, 504799)]