42161320

素因数分解:

$2^3\times 5^1\times {\mathrm{1054033}}^1$

素因数の和:1054044

約数の個数: 16

約数和(自身を含む): 94863060

約数和(自身を除く): 52701740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1054033, 2108066, 4216132, 5270165, 8432264, 10540330, 21080660, 42161320]

約数ペア:

[(1, 42161320), (2, 21080660), (4, 10540330), (5, 8432264), (8, 5270165), (10, 4216132), (20, 2108066), (40, 1054033)]