42140810

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{5209}}^1$

素因数の和:6025

約数の個数: 16

約数和(自身を含む): 75961800

約数和(自身を除く): 33820990

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 5209, 8090, 10418, 26045, 52090, 4214081, 8428162, 21070405, 42140810]

約数ペア:

[(1, 42140810), (2, 21070405), (5, 8428162), (10, 4214081), (809, 52090), (1618, 26045), (4045, 10418), (5209, 8090)]