22517920

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 57697920

約数和(自身を除く): 35180000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 211, 230, 232, 290, 368, 422, 460, 464, 580, 667, 736, 844, 920, 928, 1055, 1160, 1334, 1688, 1840, 2110, 2320, 2668, 3335, 3376, 3680, 4220, 4640, 4853, 5336, 6119, 6670, 6752, 8440, 9706, 10672, 12238, 13340, 16880, 19412, 21344, 24265, 24476, 26680, 30595, 33760, 38824, 48530, 48952, 53360, 61190, 77648, 97060, 97904, 106720, 122380, 140737, 155296, 194120, 195808, 244760, 281474, 388240, 489520, 562948, 703685, 776480, 979040, 1125896, 1407370, 2251792, 2814740, 4503584, 5629480, 11258960, 22517920]

約数ペア:

[(1, 22517920), (2, 11258960), (4, 5629480), (5, 4503584), (8, 2814740), (10, 2251792), (16, 1407370), (20, 1125896), (23, 979040), (29, 776480), (32, 703685), (40, 562948), (46, 489520), (58, 388240), (80, 281474), (92, 244760), (115, 195808), (116, 194120), (145, 155296), (160, 140737), (184, 122380), (211, 106720), (230, 97904), (232, 97060), (290, 77648), (368, 61190), (422, 53360), (460, 48952), (464, 48530), (580, 38824), (667, 33760), (736, 30595), (844, 26680), (920, 24476), (928, 24265), (1055, 21344), (1160, 19412), (1334, 16880), (1688, 13340), (1840, 12238), (2110, 10672), (2320, 9706), (2668, 8440), (3335, 6752), (3376, 6670), (3680, 6119), (4220, 5336), (4640, 4853)]