11511280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 29712384

約数和(自身を除く): 18201104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 127, 176, 206, 220, 254, 412, 440, 508, 515, 635, 824, 880, 1016, 1030, 1133, 1270, 1397, 1648, 2032, 2060, 2266, 2540, 2794, 4120, 4532, 5080, 5588, 5665, 6985, 8240, 9064, 10160, 11176, 11330, 13081, 13970, 18128, 22352, 22660, 26162, 27940, 45320, 52324, 55880, 65405, 90640, 104648, 111760, 130810, 143891, 209296, 261620, 287782, 523240, 575564, 719455, 1046480, 1151128, 1438910, 2302256, 2877820, 5755640, 11511280]

約数ペア:

[(1, 11511280), (2, 5755640), (4, 2877820), (5, 2302256), (8, 1438910), (10, 1151128), (11, 1046480), (16, 719455), (20, 575564), (22, 523240), (40, 287782), (44, 261620), (55, 209296), (80, 143891), (88, 130810), (103, 111760), (110, 104648), (127, 90640), (176, 65405), (206, 55880), (220, 52324), (254, 45320), (412, 27940), (440, 26162), (508, 22660), (515, 22352), (635, 18128), (824, 13970), (880, 13081), (1016, 11330), (1030, 11176), (1133, 10160), (1270, 9064), (1397, 8240), (1648, 6985), (2032, 5665), (2060, 5588), (2266, 5080), (2540, 4532), (2794, 4120)]