27985870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 58890240

約数和(自身を除く): 30904370

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 110, 145, 155, 283, 290, 310, 319, 341, 566, 638, 682, 899, 1415, 1595, 1705, 1798, 2830, 3113, 3190, 3410, 4495, 6226, 8207, 8773, 8990, 9889, 15565, 16414, 17546, 19778, 31130, 41035, 43865, 49445, 82070, 87730, 90277, 96503, 98890, 180554, 193006, 254417, 451385, 482515, 508834, 902770, 965030, 1272085, 2544170, 2798587, 5597174, 13992935, 27985870]

約数ペア:

[(1, 27985870), (2, 13992935), (5, 5597174), (10, 2798587), (11, 2544170), (22, 1272085), (29, 965030), (31, 902770), (55, 508834), (58, 482515), (62, 451385), (110, 254417), (145, 193006), (155, 180554), (283, 98890), (290, 96503), (310, 90277), (319, 87730), (341, 82070), (566, 49445), (638, 43865), (682, 41035), (899, 31130), (1415, 19778), (1595, 17546), (1705, 16414), (1798, 15565), (2830, 9889), (3113, 8990), (3190, 8773), (3410, 8207), (4495, 6226)]