19715520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1867}}^1$

素因数の和:1898

約数の個数: 112

約数和(自身を含む): 68323968

約数和(自身を除く): 48608448

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, 1867, 2112, 2640, 3520, 3734, 5280, 5601, 7468, 9335, 10560, 11202, 14936, 18670, 20537, 22404, 28005, 29872, 37340, 41074, 44808, 56010, 59744, 61611, 74680, 82148, 89616, 102685, 112020, 119488, 123222, 149360, 164296, 179232, 205370, 224040, 246444, 298720, 308055, 328592, 358464, 410740, 448080, 492888, 597440, 616110, 657184, 821480, 896160, 985776, 1232220, 1314368, 1642960, 1792320, 1971552, 2464440, 3285920, 3943104, 4928880, 6571840, 9857760, 19715520]

約数ペア:

[(1, 19715520), (2, 9857760), (3, 6571840), (4, 4928880), (5, 3943104), (6, 3285920), (8, 2464440), (10, 1971552), (11, 1792320), (12, 1642960), (15, 1314368), (16, 1232220), (20, 985776), (22, 896160), (24, 821480), (30, 657184), (32, 616110), (33, 597440), (40, 492888), (44, 448080), (48, 410740), (55, 358464), (60, 328592), (64, 308055), (66, 298720), (80, 246444), (88, 224040), (96, 205370), (110, 179232), (120, 164296), (132, 149360), (160, 123222), (165, 119488), (176, 112020), (192, 102685), (220, 89616), (240, 82148), (264, 74680), (320, 61611), (330, 59744), (352, 56010), (440, 44808), (480, 41074), (528, 37340), (660, 29872), (704, 28005), (880, 22404), (960, 20537), (1056, 18670), (1320, 14936), (1760, 11202), (1867, 10560), (2112, 9335), (2640, 7468), (3520, 5601), (3734, 5280)]