55601920

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{359}}^1$

素因数の和:402

約数の個数: 108

約数和(自身を含む): 146800080

約数和(自身を除く): 91198160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 359, 440, 484, 605, 640, 704, 718, 880, 968, 1210, 1280, 1408, 1436, 1760, 1795, 1936, 2420, 2816, 2872, 3520, 3590, 3872, 3949, 4840, 5744, 7040, 7180, 7744, 7898, 9680, 11488, 14080, 14360, 15488, 15796, 19360, 19745, 22976, 28720, 30976, 31592, 38720, 39490, 43439, 45952, 57440, 63184, 77440, 78980, 86878, 91904, 114880, 126368, 154880, 157960, 173756, 217195, 229760, 252736, 315920, 347512, 434390, 459520, 505472, 631840, 695024, 868780, 1010944, 1263680, 1390048, 1737560, 2527360, 2780096, 3475120, 5054720, 5560192, 6950240, 11120384, 13900480, 27800960, 55601920]

約数ペア:

[(1, 55601920), (2, 27800960), (4, 13900480), (5, 11120384), (8, 6950240), (10, 5560192), (11, 5054720), (16, 3475120), (20, 2780096), (22, 2527360), (32, 1737560), (40, 1390048), (44, 1263680), (55, 1010944), (64, 868780), (80, 695024), (88, 631840), (110, 505472), (121, 459520), (128, 434390), (160, 347512), (176, 315920), (220, 252736), (242, 229760), (256, 217195), (320, 173756), (352, 157960), (359, 154880), (440, 126368), (484, 114880), (605, 91904), (640, 86878), (704, 78980), (718, 77440), (880, 63184), (968, 57440), (1210, 45952), (1280, 43439), (1408, 39490), (1436, 38720), (1760, 31592), (1795, 30976), (1936, 28720), (2420, 22976), (2816, 19745), (2872, 19360), (3520, 15796), (3590, 15488), (3872, 14360), (3949, 14080), (4840, 11488), (5744, 9680), (7040, 7898), (7180, 7744)]