42021760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 112803840

約数和(自身を除く): 70782080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 127, 128, 160, 176, 188, 220, 235, 254, 320, 352, 376, 440, 470, 508, 517, 635, 640, 704, 752, 880, 940, 1016, 1034, 1270, 1397, 1408, 1504, 1760, 1880, 2032, 2068, 2540, 2585, 2794, 3008, 3520, 3760, 4064, 4136, 5080, 5170, 5588, 5969, 6016, 6985, 7040, 7520, 8128, 8272, 10160, 10340, 11176, 11938, 13970, 15040, 16256, 16544, 20320, 20680, 22352, 23876, 27940, 29845, 30080, 33088, 40640, 41360, 44704, 47752, 55880, 59690, 65659, 66176, 81280, 82720, 89408, 95504, 111760, 119380, 131318, 165440, 178816, 191008, 223520, 238760, 262636, 328295, 330880, 382016, 447040, 477520, 525272, 656590, 764032, 894080, 955040, 1050544, 1313180, 1910080, 2101088, 2626360, 3820160, 4202176, 5252720, 8404352, 10505440, 21010880, 42021760]

約数ペア:

[(1, 42021760), (2, 21010880), (4, 10505440), (5, 8404352), (8, 5252720), (10, 4202176), (11, 3820160), (16, 2626360), (20, 2101088), (22, 1910080), (32, 1313180), (40, 1050544), (44, 955040), (47, 894080), (55, 764032), (64, 656590), (80, 525272), (88, 477520), (94, 447040), (110, 382016), (127, 330880), (128, 328295), (160, 262636), (176, 238760), (188, 223520), (220, 191008), (235, 178816), (254, 165440), (320, 131318), (352, 119380), (376, 111760), (440, 95504), (470, 89408), (508, 82720), (517, 81280), (635, 66176), (640, 65659), (704, 59690), (752, 55880), (880, 47752), (940, 44704), (1016, 41360), (1034, 40640), (1270, 33088), (1397, 30080), (1408, 29845), (1504, 27940), (1760, 23876), (1880, 22352), (2032, 20680), (2068, 20320), (2540, 16544), (2585, 16256), (2794, 15040), (3008, 13970), (3520, 11938), (3760, 11176), (4064, 10340), (4136, 10160), (5080, 8272), (5170, 8128), (5588, 7520), (5969, 7040), (6016, 6985)]