420002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1153

約数の個数: 16

約数和(自身を含む): 728352

約数和(自身を除く): 308350

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 1123, 2246, 12353, 19091, 24706, 38182, 210001, 420002]

約数ペア:

[(1, 420002), (2, 210001), (11, 38182), (17, 24706), (22, 19091), (34, 12353), (187, 2246), (374, 1123)]