12398320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 32042592

約数和(自身を除く): 19644272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 193, 220, 292, 365, 386, 440, 584, 730, 772, 803, 880, 965, 1168, 1460, 1544, 1606, 1930, 2123, 2920, 3088, 3212, 3860, 4015, 4246, 5840, 6424, 7720, 8030, 8492, 10615, 12848, 14089, 15440, 16060, 16984, 21230, 28178, 32120, 33968, 42460, 56356, 64240, 70445, 84920, 112712, 140890, 154979, 169840, 225424, 281780, 309958, 563560, 619916, 774895, 1127120, 1239832, 1549790, 2479664, 3099580, 6199160, 12398320]

約数ペア:

[(1, 12398320), (2, 6199160), (4, 3099580), (5, 2479664), (8, 1549790), (10, 1239832), (11, 1127120), (16, 774895), (20, 619916), (22, 563560), (40, 309958), (44, 281780), (55, 225424), (73, 169840), (80, 154979), (88, 140890), (110, 112712), (146, 84920), (176, 70445), (193, 64240), (220, 56356), (292, 42460), (365, 33968), (386, 32120), (440, 28178), (584, 21230), (730, 16984), (772, 16060), (803, 15440), (880, 14089), (965, 12848), (1168, 10615), (1460, 8492), (1544, 8030), (1606, 7720), (1930, 6424), (2123, 5840), (2920, 4246), (3088, 4015), (3212, 3860)]