28366910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 32596930

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 83, 110, 130, 143, 166, 239, 286, 415, 478, 715, 830, 913, 1079, 1195, 1430, 1826, 2158, 2390, 2629, 3107, 4565, 5258, 5395, 6214, 9130, 10790, 11869, 13145, 15535, 19837, 23738, 26290, 31070, 34177, 39674, 59345, 68354, 99185, 118690, 170885, 198370, 218207, 257881, 341770, 436414, 515762, 1091035, 1289405, 2182070, 2578810, 2836691, 5673382, 14183455, 28366910]

約数ペア:

[(1, 28366910), (2, 14183455), (5, 5673382), (10, 2836691), (11, 2578810), (13, 2182070), (22, 1289405), (26, 1091035), (55, 515762), (65, 436414), (83, 341770), (110, 257881), (130, 218207), (143, 198370), (166, 170885), (239, 118690), (286, 99185), (415, 68354), (478, 59345), (715, 39674), (830, 34177), (913, 31070), (1079, 26290), (1195, 23738), (1430, 19837), (1826, 15535), (2158, 13145), (2390, 11869), (2629, 10790), (3107, 9130), (4565, 6214), (5258, 5395)]