84724040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2719}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 205632000

約数和(自身を除く): 120907960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 2719, 3116, 3895, 5438, 6232, 7790, 10876, 13595, 15580, 21752, 27190, 31160, 51661, 54380, 103322, 108760, 111479, 206644, 222958, 258305, 413288, 445916, 516610, 557395, 891832, 1033220, 1114790, 2066440, 2118101, 2229580, 4236202, 4459160, 8472404, 10590505, 16944808, 21181010, 42362020, 84724040]

約数ペア:

[(1, 84724040), (2, 42362020), (4, 21181010), (5, 16944808), (8, 10590505), (10, 8472404), (19, 4459160), (20, 4236202), (38, 2229580), (40, 2118101), (41, 2066440), (76, 1114790), (82, 1033220), (95, 891832), (152, 557395), (164, 516610), (190, 445916), (205, 413288), (328, 258305), (380, 222958), (410, 206644), (760, 111479), (779, 108760), (820, 103322), (1558, 54380), (1640, 51661), (2719, 31160), (3116, 27190), (3895, 21752), (5438, 15580), (6232, 13595), (7790, 10876)]