1323520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:81

約数の個数: 80

約数和(自身を含む): 3535488

約数和(自身を除く): 2211968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 128, 160, 176, 188, 220, 235, 256, 320, 352, 376, 440, 470, 512, 517, 640, 704, 752, 880, 940, 1034, 1280, 1408, 1504, 1760, 1880, 2068, 2560, 2585, 2816, 3008, 3520, 3760, 4136, 5170, 5632, 6016, 7040, 7520, 8272, 10340, 12032, 14080, 15040, 16544, 20680, 24064, 28160, 30080, 33088, 41360, 60160, 66176, 82720, 120320, 132352, 165440, 264704, 330880, 661760, 1323520]

約数ペア:

[(1, 1323520), (2, 661760), (4, 330880), (5, 264704), (8, 165440), (10, 132352), (11, 120320), (16, 82720), (20, 66176), (22, 60160), (32, 41360), (40, 33088), (44, 30080), (47, 28160), (55, 24064), (64, 20680), (80, 16544), (88, 15040), (94, 14080), (110, 12032), (128, 10340), (160, 8272), (176, 7520), (188, 7040), (220, 6016), (235, 5632), (256, 5170), (320, 4136), (352, 3760), (376, 3520), (440, 3008), (470, 2816), (512, 2585), (517, 2560), (640, 2068), (704, 1880), (752, 1760), (880, 1504), (940, 1408), (1034, 1280)]