9870320

素因数分解:

$2^4\times 5^1\times {\mathrm{123379}}^1$

素因数の和:123392

約数の個数: 20

約数和(自身を含む): 22948680

約数和(自身を除く): 13078360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123379, 246758, 493516, 616895, 987032, 1233790, 1974064, 2467580, 4935160, 9870320]

約数ペア:

[(1, 9870320), (2, 4935160), (4, 2467580), (5, 1974064), (8, 1233790), (10, 987032), (16, 616895), (20, 493516), (40, 246758), (80, 123379)]