1900010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{27143}}^1$

素因数の和:27157

約数の個数: 16

約数和(自身を含む): 3908736

約数和(自身を除く): 2008726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 27143, 54286, 135715, 190001, 271430, 380002, 950005, 1900010]

約数ペア:

[(1, 1900010), (2, 950005), (5, 380002), (7, 271430), (10, 190001), (14, 135715), (35, 54286), (70, 27143)]