9901860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 28089600

約数和(自身を除く): 18187740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2089, 2370, 4178, 4740, 6267, 8356, 10445, 12534, 20890, 25068, 31335, 41780, 62670, 125340, 165031, 330062, 495093, 660124, 825155, 990186, 1650310, 1980372, 2475465, 3300620, 4950930, 9901860]

約数ペア:

[(1, 9901860), (2, 4950930), (3, 3300620), (4, 2475465), (5, 1980372), (6, 1650310), (10, 990186), (12, 825155), (15, 660124), (20, 495093), (30, 330062), (60, 165031), (79, 125340), (158, 62670), (237, 41780), (316, 31335), (395, 25068), (474, 20890), (790, 12534), (948, 10445), (1185, 8356), (1580, 6267), (2089, 4740), (2370, 4178)]