13966960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{509}}^1$

素因数の和:543

約数の個数: 80

約数和(自身を含む): 37944000

約数和(自身を除く): 23977040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 509, 560, 686, 784, 980, 1018, 1372, 1715, 1960, 2036, 2545, 2744, 3430, 3563, 3920, 4072, 5090, 5488, 6860, 7126, 8144, 10180, 13720, 14252, 17815, 20360, 24941, 27440, 28504, 35630, 40720, 49882, 57008, 71260, 99764, 124705, 142520, 174587, 199528, 249410, 285040, 349174, 399056, 498820, 698348, 872935, 997640, 1396696, 1745870, 1995280, 2793392, 3491740, 6983480, 13966960]

約数ペア:

[(1, 13966960), (2, 6983480), (4, 3491740), (5, 2793392), (7, 1995280), (8, 1745870), (10, 1396696), (14, 997640), (16, 872935), (20, 698348), (28, 498820), (35, 399056), (40, 349174), (49, 285040), (56, 249410), (70, 199528), (80, 174587), (98, 142520), (112, 124705), (140, 99764), (196, 71260), (245, 57008), (280, 49882), (343, 40720), (392, 35630), (490, 28504), (509, 27440), (560, 24941), (686, 20360), (784, 17815), (980, 14252), (1018, 13720), (1372, 10180), (1715, 8144), (1960, 7126), (2036, 6860), (2545, 5488), (2744, 5090), (3430, 4072), (3563, 3920)]