18546880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{479}}^1$

素因数の和:518

約数の個数: 84

約数和(自身を含む): 48646080

約数和(自身を除く): 30099200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 479, 484, 605, 704, 880, 958, 968, 1210, 1760, 1916, 1936, 2395, 2420, 3520, 3832, 3872, 4790, 4840, 5269, 7664, 7744, 9580, 9680, 10538, 15328, 19160, 19360, 21076, 26345, 30656, 38320, 38720, 42152, 52690, 57959, 76640, 84304, 105380, 115918, 153280, 168608, 210760, 231836, 289795, 337216, 421520, 463672, 579590, 843040, 927344, 1159180, 1686080, 1854688, 2318360, 3709376, 4636720, 9273440, 18546880]

約数ペア:

[(1, 18546880), (2, 9273440), (4, 4636720), (5, 3709376), (8, 2318360), (10, 1854688), (11, 1686080), (16, 1159180), (20, 927344), (22, 843040), (32, 579590), (40, 463672), (44, 421520), (55, 337216), (64, 289795), (80, 231836), (88, 210760), (110, 168608), (121, 153280), (160, 115918), (176, 105380), (220, 84304), (242, 76640), (320, 57959), (352, 52690), (440, 42152), (479, 38720), (484, 38320), (605, 30656), (704, 26345), (880, 21076), (958, 19360), (968, 19160), (1210, 15328), (1760, 10538), (1916, 9680), (1936, 9580), (2395, 7744), (2420, 7664), (3520, 5269), (3832, 4840), (3872, 4790)]