260964680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1093}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 604938240

約数和(自身を除く): 343973560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 127, 188, 235, 254, 376, 470, 508, 635, 940, 1016, 1093, 1270, 1880, 2186, 2540, 4372, 5080, 5465, 5969, 8744, 10930, 11938, 21860, 23876, 29845, 43720, 47752, 51371, 59690, 102742, 119380, 138811, 205484, 238760, 256855, 277622, 410968, 513710, 555244, 694055, 1027420, 1110488, 1388110, 2054840, 2776220, 5552440, 6524117, 13048234, 26096468, 32620585, 52192936, 65241170, 130482340, 260964680]

約数ペア:

[(1, 260964680), (2, 130482340), (4, 65241170), (5, 52192936), (8, 32620585), (10, 26096468), (20, 13048234), (40, 6524117), (47, 5552440), (94, 2776220), (127, 2054840), (188, 1388110), (235, 1110488), (254, 1027420), (376, 694055), (470, 555244), (508, 513710), (635, 410968), (940, 277622), (1016, 256855), (1093, 238760), (1270, 205484), (1880, 138811), (2186, 119380), (2540, 102742), (4372, 59690), (5080, 51371), (5465, 47752), (5969, 43720), (8744, 29845), (10930, 23876), (11938, 21860)]