27441920

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1949}}^1$

素因数の和:1981

約数の個数: 72

約数和(自身を含む): 71744400

約数和(自身を除く): 44302480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 1949, 2816, 3520, 3898, 7040, 7796, 9745, 14080, 15592, 19490, 21439, 31184, 38980, 42878, 62368, 77960, 85756, 107195, 124736, 155920, 171512, 214390, 249472, 311840, 343024, 428780, 498944, 623680, 686048, 857560, 1247360, 1372096, 1715120, 2494720, 2744192, 3430240, 5488384, 6860480, 13720960, 27441920]

約数ペア:

[(1, 27441920), (2, 13720960), (4, 6860480), (5, 5488384), (8, 3430240), (10, 2744192), (11, 2494720), (16, 1715120), (20, 1372096), (22, 1247360), (32, 857560), (40, 686048), (44, 623680), (55, 498944), (64, 428780), (80, 343024), (88, 311840), (110, 249472), (128, 214390), (160, 171512), (176, 155920), (220, 124736), (256, 107195), (320, 85756), (352, 77960), (440, 62368), (640, 42878), (704, 38980), (880, 31184), (1280, 21439), (1408, 19490), (1760, 15592), (1949, 14080), (2816, 9745), (3520, 7796), (3898, 7040)]