5177320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 11819520

約数和(自身を除く): 6642200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1823, 2840, 3646, 7292, 9115, 14584, 18230, 36460, 72920, 129433, 258866, 517732, 647165, 1035464, 1294330, 2588660, 5177320]

約数ペア:

[(1, 5177320), (2, 2588660), (4, 1294330), (5, 1035464), (8, 647165), (10, 517732), (20, 258866), (40, 129433), (71, 72920), (142, 36460), (284, 18230), (355, 14584), (568, 9115), (710, 7292), (1420, 3646), (1823, 2840)]