2020138859992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{2230699}}^1$

素因数の和:2231008

約数の個数: 64

約数和(自身を含む): 4249751184000

約数和(自身を除く): 2229612324008

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 251, 328, 451, 502, 902, 1004, 1804, 2008, 2761, 3608, 5522, 10291, 11044, 20582, 22088, 41164, 82328, 113201, 226402, 452804, 905608, 2230699, 4461398, 8922796, 17845592, 24537689, 49075378, 91458659, 98150756, 182917318, 196301512, 365834636, 559905449, 731669272, 1006045249, 1119810898, 2012090498, 2239621796, 4024180996, 4479243592, 6158959939, 8048361992, 12317919878, 22956123409, 24635839756, 45912246818, 49271679512, 91824493636, 183648987272, 252517357499, 505034714998, 1010069429996, 2020138859992]

約数ペア:

[(1, 2020138859992), (2, 1010069429996), (4, 505034714998), (8, 252517357499), (11, 183648987272), (22, 91824493636), (41, 49271679512), (44, 45912246818), (82, 24635839756), (88, 22956123409), (164, 12317919878), (251, 8048361992), (328, 6158959939), (451, 4479243592), (502, 4024180996), (902, 2239621796), (1004, 2012090498), (1804, 1119810898), (2008, 1006045249), (2761, 731669272), (3608, 559905449), (5522, 365834636), (10291, 196301512), (11044, 182917318), (20582, 98150756), (22088, 91458659), (41164, 49075378), (82328, 24537689), (113201, 17845592), (226402, 8922796), (452804, 4461398), (905608, 2230699)]