9912320

素因数分解:

$2^{14}\times 5^1\times {\mathrm{11}}^2$

素因数の和:55

約数の個数: 90

約数和(自身を含む): 26148066

約数和(自身を除く): 16235746

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, 440, 484, 512, 605, 640, 704, 880, 968, 1024, 1210, 1280, 1408, 1760, 1936, 2048, 2420, 2560, 2816, 3520, 3872, 4096, 4840, 5120, 5632, 7040, 7744, 8192, 9680, 10240, 11264, 14080, 15488, 16384, 19360, 20480, 22528, 28160, 30976, 38720, 40960, 45056, 56320, 61952, 77440, 81920, 90112, 112640, 123904, 154880, 180224, 225280, 247808, 309760, 450560, 495616, 619520, 901120, 991232, 1239040, 1982464, 2478080, 4956160, 9912320]

約数ペア:

[(1, 9912320), (2, 4956160), (4, 2478080), (5, 1982464), (8, 1239040), (10, 991232), (11, 901120), (16, 619520), (20, 495616), (22, 450560), (32, 309760), (40, 247808), (44, 225280), (55, 180224), (64, 154880), (80, 123904), (88, 112640), (110, 90112), (121, 81920), (128, 77440), (160, 61952), (176, 56320), (220, 45056), (242, 40960), (256, 38720), (320, 30976), (352, 28160), (440, 22528), (484, 20480), (512, 19360), (605, 16384), (640, 15488), (704, 14080), (880, 11264), (968, 10240), (1024, 9680), (1210, 8192), (1280, 7744), (1408, 7040), (1760, 5632), (1936, 5120), (2048, 4840), (2420, 4096), (2560, 3872), (2816, 3520)]