20602560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1951}}^1$

素因数の和:1982

約数の個数: 112

約数和(自身を含む): 71396352

約数和(自身を除く): 50793792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 1951, 2112, 2640, 3520, 3902, 5280, 5853, 7804, 9755, 10560, 11706, 15608, 19510, 21461, 23412, 29265, 31216, 39020, 42922, 46824, 58530, 62432, 64383, 78040, 85844, 93648, 107305, 117060, 124864, 128766, 156080, 171688, 187296, 214610, 234120, 257532, 312160, 321915, 343376, 374592, 429220, 468240, 515064, 624320, 643830, 686752, 858440, 936480, 1030128, 1287660, 1373504, 1716880, 1872960, 2060256, 2575320, 3433760, 4120512, 5150640, 6867520, 10301280, 20602560]

約数ペア:

[(1, 20602560), (2, 10301280), (3, 6867520), (4, 5150640), (5, 4120512), (6, 3433760), (8, 2575320), (10, 2060256), (11, 1872960), (12, 1716880), (15, 1373504), (16, 1287660), (20, 1030128), (22, 936480), (24, 858440), (30, 686752), (32, 643830), (33, 624320), (40, 515064), (44, 468240), (48, 429220), (55, 374592), (60, 343376), (64, 321915), (66, 312160), (80, 257532), (88, 234120), (96, 214610), (110, 187296), (120, 171688), (132, 156080), (160, 128766), (165, 124864), (176, 117060), (192, 107305), (220, 93648), (240, 85844), (264, 78040), (320, 64383), (330, 62432), (352, 58530), (440, 46824), (480, 42922), (528, 39020), (660, 31216), (704, 29265), (880, 23412), (960, 21461), (1056, 19510), (1320, 15608), (1760, 11706), (1951, 10560), (2112, 9755), (2640, 7804), (3520, 5853), (3902, 5280)]