2820320

素因数分解:

$2^5\times 5^1\times {\mathrm{17627}}^1$

素因数の和:17642

約数の個数: 24

約数和(自身を含む): 6663384

約数和(自身を除く): 3843064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 17627, 35254, 70508, 88135, 141016, 176270, 282032, 352540, 564064, 705080, 1410160, 2820320]

約数ペア:

[(1, 2820320), (2, 1410160), (4, 705080), (5, 564064), (8, 352540), (10, 282032), (16, 176270), (20, 141016), (32, 88135), (40, 70508), (80, 35254), (160, 17627)]