2179408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 5535360

約数和(自身を除く): 3355952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 44, 56, 58, 61, 77, 88, 112, 116, 122, 154, 176, 203, 232, 244, 308, 319, 406, 427, 464, 488, 616, 638, 671, 812, 854, 976, 1232, 1276, 1342, 1624, 1708, 1769, 2233, 2552, 2684, 3248, 3416, 3538, 4466, 4697, 5104, 5368, 6832, 7076, 8932, 9394, 10736, 12383, 14152, 17864, 18788, 19459, 24766, 28304, 35728, 37576, 38918, 49532, 75152, 77836, 99064, 136213, 155672, 198128, 272426, 311344, 544852, 1089704, 2179408]

約数ペア:

[(1, 2179408), (2, 1089704), (4, 544852), (7, 311344), (8, 272426), (11, 198128), (14, 155672), (16, 136213), (22, 99064), (28, 77836), (29, 75152), (44, 49532), (56, 38918), (58, 37576), (61, 35728), (77, 28304), (88, 24766), (112, 19459), (116, 18788), (122, 17864), (154, 14152), (176, 12383), (203, 10736), (232, 9394), (244, 8932), (308, 7076), (319, 6832), (406, 5368), (427, 5104), (464, 4697), (488, 4466), (616, 3538), (638, 3416), (671, 3248), (812, 2684), (854, 2552), (976, 2233), (1232, 1769), (1276, 1708), (1342, 1624)]