160997320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{365903}}^1$

素因数の和:365925

約数の個数: 32

約数和(自身を含む): 395176320

約数和(自身を除く): 234179000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 365903, 731806, 1463612, 1829515, 2927224, 3659030, 4024933, 7318060, 8049866, 14636120, 16099732, 20124665, 32199464, 40249330, 80498660, 160997320]

約数ペア:

[(1, 160997320), (2, 80498660), (4, 40249330), (5, 32199464), (8, 20124665), (10, 16099732), (11, 14636120), (20, 8049866), (22, 7318060), (40, 4024933), (44, 3659030), (55, 2927224), (88, 1829515), (110, 1463612), (220, 731806), (440, 365903)]