1920010

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1901}}^1$

素因数の和:2009

約数の個数: 16

約数和(自身を含む): 3492072

約数和(自身を除く): 1572062

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 1901, 3802, 9505, 19010, 192001, 384002, 960005, 1920010]

約数ペア:

[(1, 1920010), (2, 960005), (5, 384002), (10, 192001), (101, 19010), (202, 9505), (505, 3802), (1010, 1901)]