12728320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 33611760

約数和(自身を除く): 20883440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 113, 128, 160, 176, 220, 226, 256, 320, 352, 440, 452, 512, 565, 640, 704, 880, 904, 1024, 1130, 1243, 1280, 1408, 1760, 1808, 2048, 2260, 2486, 2560, 2816, 3520, 3616, 4520, 4972, 5120, 5632, 6215, 7040, 7232, 9040, 9944, 10240, 11264, 12430, 14080, 14464, 18080, 19888, 22528, 24860, 28160, 28928, 36160, 39776, 49720, 56320, 57856, 72320, 79552, 99440, 112640, 115712, 144640, 159104, 198880, 231424, 289280, 318208, 397760, 578560, 636416, 795520, 1157120, 1272832, 1591040, 2545664, 3182080, 6364160, 12728320]

約数ペア:

[(1, 12728320), (2, 6364160), (4, 3182080), (5, 2545664), (8, 1591040), (10, 1272832), (11, 1157120), (16, 795520), (20, 636416), (22, 578560), (32, 397760), (40, 318208), (44, 289280), (55, 231424), (64, 198880), (80, 159104), (88, 144640), (110, 115712), (113, 112640), (128, 99440), (160, 79552), (176, 72320), (220, 57856), (226, 56320), (256, 49720), (320, 39776), (352, 36160), (440, 28928), (452, 28160), (512, 24860), (565, 22528), (640, 19888), (704, 18080), (880, 14464), (904, 14080), (1024, 12430), (1130, 11264), (1243, 10240), (1280, 9944), (1408, 9040), (1760, 7232), (1808, 7040), (2048, 6215), (2260, 5632), (2486, 5120), (2560, 4972), (2816, 4520), (3520, 3616)]