5398840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1901}}^1$

素因数の和:1983

約数の個数: 32

約数和(自身を含む): 12324960

約数和(自身を除く): 6926120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1901, 2840, 3802, 7604, 9505, 15208, 19010, 38020, 76040, 134971, 269942, 539884, 674855, 1079768, 1349710, 2699420, 5398840]

約数ペア:

[(1, 5398840), (2, 2699420), (4, 1349710), (5, 1079768), (8, 674855), (10, 539884), (20, 269942), (40, 134971), (71, 76040), (142, 38020), (284, 19010), (355, 15208), (568, 9505), (710, 7604), (1420, 3802), (1901, 2840)]