23403020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16481}}^1$

素因数の和:16561

約数の個数: 24

約数和(自身を含む): 49841568

約数和(自身を除く): 26438548

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 16481, 32962, 65924, 82405, 164810, 329620, 1170151, 2340302, 4680604, 5850755, 11701510, 23403020]

約数ペア:

[(1, 23403020), (2, 11701510), (4, 5850755), (5, 4680604), (10, 2340302), (20, 1170151), (71, 329620), (142, 164810), (284, 82405), (355, 65924), (710, 32962), (1420, 16481)]