27752560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 73620288

約数和(自身を除く): 45867728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 61, 80, 88, 94, 110, 121, 122, 176, 188, 220, 235, 242, 244, 305, 376, 440, 470, 484, 488, 517, 605, 610, 671, 752, 880, 940, 968, 976, 1034, 1210, 1220, 1342, 1880, 1936, 2068, 2420, 2440, 2585, 2684, 2867, 3355, 3760, 4136, 4840, 4880, 5170, 5368, 5687, 5734, 6710, 7381, 8272, 9680, 10340, 10736, 11374, 11468, 13420, 14335, 14762, 20680, 22748, 22936, 26840, 28435, 28670, 29524, 31537, 36905, 41360, 45496, 45872, 53680, 56870, 57340, 59048, 63074, 73810, 90992, 113740, 114680, 118096, 126148, 147620, 157685, 227480, 229360, 252296, 295240, 315370, 346907, 454960, 504592, 590480, 630740, 693814, 1261480, 1387628, 1734535, 2522960, 2775256, 3469070, 5550512, 6938140, 13876280, 27752560]

約数ペア:

[(1, 27752560), (2, 13876280), (4, 6938140), (5, 5550512), (8, 3469070), (10, 2775256), (11, 2522960), (16, 1734535), (20, 1387628), (22, 1261480), (40, 693814), (44, 630740), (47, 590480), (55, 504592), (61, 454960), (80, 346907), (88, 315370), (94, 295240), (110, 252296), (121, 229360), (122, 227480), (176, 157685), (188, 147620), (220, 126148), (235, 118096), (242, 114680), (244, 113740), (305, 90992), (376, 73810), (440, 63074), (470, 59048), (484, 57340), (488, 56870), (517, 53680), (605, 45872), (610, 45496), (671, 41360), (752, 36905), (880, 31537), (940, 29524), (968, 28670), (976, 28435), (1034, 26840), (1210, 22936), (1220, 22748), (1342, 20680), (1880, 14762), (1936, 14335), (2068, 13420), (2420, 11468), (2440, 11374), (2585, 10736), (2684, 10340), (2867, 9680), (3355, 8272), (3760, 7381), (4136, 6710), (4840, 5734), (4880, 5687), (5170, 5368)]