39167920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 101564928

約数和(自身を除く): 62397008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 947, 1034, 1880, 1894, 2068, 2585, 3760, 3788, 4136, 4735, 5170, 7576, 8272, 9470, 10340, 10417, 15152, 18940, 20680, 20834, 37880, 41360, 41668, 44509, 52085, 75760, 83336, 89018, 104170, 166672, 178036, 208340, 222545, 356072, 416680, 445090, 489599, 712144, 833360, 890180, 979198, 1780360, 1958396, 2447995, 3560720, 3916792, 4895990, 7833584, 9791980, 19583960, 39167920]

約数ペア:

[(1, 39167920), (2, 19583960), (4, 9791980), (5, 7833584), (8, 4895990), (10, 3916792), (11, 3560720), (16, 2447995), (20, 1958396), (22, 1780360), (40, 979198), (44, 890180), (47, 833360), (55, 712144), (80, 489599), (88, 445090), (94, 416680), (110, 356072), (176, 222545), (188, 208340), (220, 178036), (235, 166672), (376, 104170), (440, 89018), (470, 83336), (517, 75760), (752, 52085), (880, 44509), (940, 41668), (947, 41360), (1034, 37880), (1880, 20834), (1894, 20680), (2068, 18940), (2585, 15152), (3760, 10417), (3788, 10340), (4136, 9470), (4735, 8272), (5170, 7576)]