26613560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15473}}^1$

素因数の和:15527

約数の個数: 32

約数和(自身を含む): 61277040

約数和(自身を除く): 34663480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15473, 30946, 61892, 77365, 123784, 154730, 309460, 618920, 665339, 1330678, 2661356, 3326695, 5322712, 6653390, 13306780, 26613560]

約数ペア:

[(1, 26613560), (2, 13306780), (4, 6653390), (5, 5322712), (8, 3326695), (10, 2661356), (20, 1330678), (40, 665339), (43, 618920), (86, 309460), (172, 154730), (215, 123784), (344, 77365), (430, 61892), (860, 30946), (1720, 15473)]