12055480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 27940680

約数和(自身を除く): 15885200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 163, 172, 215, 326, 344, 430, 652, 815, 860, 1304, 1630, 1720, 1849, 3260, 3698, 6520, 7009, 7396, 9245, 14018, 14792, 18490, 28036, 35045, 36980, 56072, 70090, 73960, 140180, 280360, 301387, 602774, 1205548, 1506935, 2411096, 3013870, 6027740, 12055480]

約数ペア:

[(1, 12055480), (2, 6027740), (4, 3013870), (5, 2411096), (8, 1506935), (10, 1205548), (20, 602774), (40, 301387), (43, 280360), (86, 140180), (163, 73960), (172, 70090), (215, 56072), (326, 36980), (344, 35045), (430, 28036), (652, 18490), (815, 14792), (860, 14018), (1304, 9245), (1630, 7396), (1720, 7009), (1849, 6520), (3260, 3698)]