27440728

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 62049600

約数和(自身を除く): 34608872

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 61, 116, 122, 203, 232, 244, 277, 406, 427, 488, 554, 812, 854, 1108, 1624, 1708, 1769, 1939, 2216, 3416, 3538, 3878, 7076, 7756, 8033, 12383, 14152, 15512, 16066, 16897, 24766, 32132, 33794, 49532, 56231, 64264, 67588, 99064, 112462, 118279, 135176, 224924, 236558, 449848, 473116, 490013, 946232, 980026, 1960052, 3430091, 3920104, 6860182, 13720364, 27440728]

約数ペア:

[(1, 27440728), (2, 13720364), (4, 6860182), (7, 3920104), (8, 3430091), (14, 1960052), (28, 980026), (29, 946232), (56, 490013), (58, 473116), (61, 449848), (116, 236558), (122, 224924), (203, 135176), (232, 118279), (244, 112462), (277, 99064), (406, 67588), (427, 64264), (488, 56231), (554, 49532), (812, 33794), (854, 32132), (1108, 24766), (1624, 16897), (1708, 16066), (1769, 15512), (1939, 14152), (2216, 12383), (3416, 8033), (3538, 7756), (3878, 7076)]