8430320

素因数分解:

$2^4\times 5^1\times {\mathrm{105379}}^1$

素因数の和:105392

約数の個数: 20

約数和(自身を含む): 19600680

約数和(自身を除く): 11170360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105379, 210758, 421516, 526895, 843032, 1053790, 1686064, 2107580, 4215160, 8430320]

約数ペア:

[(1, 8430320), (2, 4215160), (4, 2107580), (5, 1686064), (8, 1053790), (10, 843032), (16, 526895), (20, 421516), (40, 210758), (80, 105379)]