56697520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3434

約数の個数: 80

約数和(自身を含む): 151418880

約数和(自身を除く): 94721360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 3391, 4180, 6782, 8360, 13564, 16720, 16955, 27128, 33910, 37301, 54256, 64429, 67820, 74602, 128858, 135640, 149204, 186505, 257716, 271280, 298408, 322145, 373010, 515432, 596816, 644290, 708719, 746020, 1030864, 1288580, 1417438, 1492040, 2577160, 2834876, 2984080, 3543595, 5154320, 5669752, 7087190, 11339504, 14174380, 28348760, 56697520]

約数ペア:

[(1, 56697520), (2, 28348760), (4, 14174380), (5, 11339504), (8, 7087190), (10, 5669752), (11, 5154320), (16, 3543595), (19, 2984080), (20, 2834876), (22, 2577160), (38, 1492040), (40, 1417438), (44, 1288580), (55, 1030864), (76, 746020), (80, 708719), (88, 644290), (95, 596816), (110, 515432), (152, 373010), (176, 322145), (190, 298408), (209, 271280), (220, 257716), (304, 186505), (380, 149204), (418, 135640), (440, 128858), (760, 74602), (836, 67820), (880, 64429), (1045, 54256), (1520, 37301), (1672, 33910), (2090, 27128), (3344, 16955), (3391, 16720), (4180, 13564), (6782, 8360)]