20163650560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{293}}^1\times {\mathrm{13441}}^1$

素因数の和:13759

約数の個数: 88

約数和(自身を含む): 48537825336

約数和(自身を除く): 28374174776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 293, 320, 512, 586, 640, 1024, 1172, 1280, 1465, 2344, 2560, 2930, 4688, 5120, 5860, 9376, 11720, 13441, 18752, 23440, 26882, 37504, 46880, 53764, 67205, 75008, 93760, 107528, 134410, 150016, 187520, 215056, 268820, 300032, 375040, 430112, 537640, 750080, 860224, 1075280, 1500160, 1720448, 2150560, 3440896, 3938213, 4301120, 6881792, 7876426, 8602240, 13763584, 15752852, 17204480, 19691065, 31505704, 34408960, 39382130, 63011408, 68817920, 78764260, 126022816, 157528520, 252045632, 315057040, 504091264, 630114080, 1008182528, 1260228160, 2016365056, 2520456320, 4032730112, 5040912640, 10081825280, 20163650560]

約数ペア:

[(1, 20163650560), (2, 10081825280), (4, 5040912640), (5, 4032730112), (8, 2520456320), (10, 2016365056), (16, 1260228160), (20, 1008182528), (32, 630114080), (40, 504091264), (64, 315057040), (80, 252045632), (128, 157528520), (160, 126022816), (256, 78764260), (293, 68817920), (320, 63011408), (512, 39382130), (586, 34408960), (640, 31505704), (1024, 19691065), (1172, 17204480), (1280, 15752852), (1465, 13763584), (2344, 8602240), (2560, 7876426), (2930, 6881792), (4688, 4301120), (5120, 3938213), (5860, 3440896), (9376, 2150560), (11720, 1720448), (13441, 1500160), (18752, 1075280), (23440, 860224), (26882, 750080), (37504, 537640), (46880, 430112), (53764, 375040), (67205, 300032), (75008, 268820), (93760, 215056), (107528, 187520), (134410, 150016)]