1555568

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 80

約数和(自身を含む): 3928320

約数和(自身を除く): 2372752

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 43, 56, 68, 76, 86, 112, 119, 133, 136, 152, 172, 238, 266, 272, 301, 304, 323, 344, 476, 532, 602, 646, 688, 731, 817, 952, 1064, 1204, 1292, 1462, 1634, 1904, 2128, 2261, 2408, 2584, 2924, 3268, 4522, 4816, 5117, 5168, 5719, 5848, 6536, 9044, 10234, 11438, 11696, 13072, 13889, 18088, 20468, 22876, 27778, 36176, 40936, 45752, 55556, 81872, 91504, 97223, 111112, 194446, 222224, 388892, 777784, 1555568]

約数ペア:

[(1, 1555568), (2, 777784), (4, 388892), (7, 222224), (8, 194446), (14, 111112), (16, 97223), (17, 91504), (19, 81872), (28, 55556), (34, 45752), (38, 40936), (43, 36176), (56, 27778), (68, 22876), (76, 20468), (86, 18088), (112, 13889), (119, 13072), (133, 11696), (136, 11438), (152, 10234), (172, 9044), (238, 6536), (266, 5848), (272, 5719), (301, 5168), (304, 5117), (323, 4816), (344, 4522), (476, 3268), (532, 2924), (602, 2584), (646, 2408), (688, 2261), (731, 2128), (817, 1904), (952, 1634), (1064, 1462), (1204, 1292)]