38917120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 88

約数和(自身を含む): 101989728

約数和(自身を除く): 63072608

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, 512, 640, 691, 704, 880, 1024, 1280, 1382, 1408, 1760, 2560, 2764, 2816, 3455, 3520, 5120, 5528, 5632, 6910, 7040, 7601, 11056, 11264, 13820, 14080, 15202, 22112, 27640, 28160, 30404, 38005, 44224, 55280, 56320, 60808, 76010, 88448, 110560, 121616, 152020, 176896, 221120, 243232, 304040, 353792, 442240, 486464, 608080, 707584, 884480, 972928, 1216160, 1768960, 1945856, 2432320, 3537920, 3891712, 4864640, 7783424, 9729280, 19458560, 38917120]

約数ペア:

[(1, 38917120), (2, 19458560), (4, 9729280), (5, 7783424), (8, 4864640), (10, 3891712), (11, 3537920), (16, 2432320), (20, 1945856), (22, 1768960), (32, 1216160), (40, 972928), (44, 884480), (55, 707584), (64, 608080), (80, 486464), (88, 442240), (110, 353792), (128, 304040), (160, 243232), (176, 221120), (220, 176896), (256, 152020), (320, 121616), (352, 110560), (440, 88448), (512, 76010), (640, 60808), (691, 56320), (704, 55280), (880, 44224), (1024, 38005), (1280, 30404), (1382, 28160), (1408, 27640), (1760, 22112), (2560, 15202), (2764, 14080), (2816, 13820), (3455, 11264), (3520, 11056), (5120, 7601), (5528, 7040), (5632, 6910)]