17453920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 46158336

約数和(自身を除く): 28704416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 80, 88, 94, 110, 160, 176, 188, 211, 220, 235, 352, 376, 422, 440, 470, 517, 752, 844, 880, 940, 1034, 1055, 1504, 1688, 1760, 1880, 2068, 2110, 2321, 2585, 3376, 3760, 4136, 4220, 4642, 5170, 6752, 7520, 8272, 8440, 9284, 9917, 10340, 11605, 16544, 16880, 18568, 19834, 20680, 23210, 33760, 37136, 39668, 41360, 46420, 49585, 74272, 79336, 82720, 92840, 99170, 109087, 158672, 185680, 198340, 218174, 317344, 371360, 396680, 436348, 545435, 793360, 872696, 1090870, 1586720, 1745392, 2181740, 3490784, 4363480, 8726960, 17453920]

約数ペア:

[(1, 17453920), (2, 8726960), (4, 4363480), (5, 3490784), (8, 2181740), (10, 1745392), (11, 1586720), (16, 1090870), (20, 872696), (22, 793360), (32, 545435), (40, 436348), (44, 396680), (47, 371360), (55, 317344), (80, 218174), (88, 198340), (94, 185680), (110, 158672), (160, 109087), (176, 99170), (188, 92840), (211, 82720), (220, 79336), (235, 74272), (352, 49585), (376, 46420), (422, 41360), (440, 39668), (470, 37136), (517, 33760), (752, 23210), (844, 20680), (880, 19834), (940, 18568), (1034, 16880), (1055, 16544), (1504, 11605), (1688, 10340), (1760, 9917), (1880, 9284), (2068, 8440), (2110, 8272), (2321, 7520), (2585, 6752), (3376, 5170), (3760, 4642), (4136, 4220)]