1309803520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5443}}^1$

素因数の和:5515

約数の個数: 88

約数和(自身を含む): 3209433984

約数和(自身を除く): 1899630464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 640, 752, 940, 1024, 1280, 1504, 1880, 2560, 3008, 3760, 5120, 5443, 6016, 7520, 10886, 12032, 15040, 21772, 24064, 27215, 30080, 43544, 48128, 54430, 60160, 87088, 108860, 120320, 174176, 217720, 240640, 255821, 348352, 435440, 511642, 696704, 870880, 1023284, 1279105, 1393408, 1741760, 2046568, 2558210, 2786816, 3483520, 4093136, 5116420, 5573632, 6967040, 8186272, 10232840, 13934080, 16372544, 20465680, 27868160, 32745088, 40931360, 65490176, 81862720, 130980352, 163725440, 261960704, 327450880, 654901760, 1309803520]

約数ペア:

[(1, 1309803520), (2, 654901760), (4, 327450880), (5, 261960704), (8, 163725440), (10, 130980352), (16, 81862720), (20, 65490176), (32, 40931360), (40, 32745088), (47, 27868160), (64, 20465680), (80, 16372544), (94, 13934080), (128, 10232840), (160, 8186272), (188, 6967040), (235, 5573632), (256, 5116420), (320, 4093136), (376, 3483520), (470, 2786816), (512, 2558210), (640, 2046568), (752, 1741760), (940, 1393408), (1024, 1279105), (1280, 1023284), (1504, 870880), (1880, 696704), (2560, 511642), (3008, 435440), (3760, 348352), (5120, 255821), (5443, 240640), (6016, 217720), (7520, 174176), (10886, 120320), (12032, 108860), (15040, 87088), (21772, 60160), (24064, 54430), (27215, 48128), (30080, 43544)]