17438720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 45405360

約数和(自身を除く): 27966640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 131, 160, 208, 256, 260, 262, 320, 416, 512, 520, 524, 640, 655, 832, 1024, 1040, 1048, 1280, 1310, 1664, 1703, 2048, 2080, 2096, 2560, 2620, 3328, 3406, 4160, 4192, 5120, 5240, 6656, 6812, 8320, 8384, 8515, 10240, 10480, 13312, 13624, 16640, 16768, 17030, 20960, 26624, 27248, 33280, 33536, 34060, 41920, 54496, 66560, 67072, 68120, 83840, 108992, 133120, 134144, 136240, 167680, 217984, 268288, 272480, 335360, 435968, 544960, 670720, 871936, 1089920, 1341440, 1743872, 2179840, 3487744, 4359680, 8719360, 17438720]

約数ペア:

[(1, 17438720), (2, 8719360), (4, 4359680), (5, 3487744), (8, 2179840), (10, 1743872), (13, 1341440), (16, 1089920), (20, 871936), (26, 670720), (32, 544960), (40, 435968), (52, 335360), (64, 272480), (65, 268288), (80, 217984), (104, 167680), (128, 136240), (130, 134144), (131, 133120), (160, 108992), (208, 83840), (256, 68120), (260, 67072), (262, 66560), (320, 54496), (416, 41920), (512, 34060), (520, 33536), (524, 33280), (640, 27248), (655, 26624), (832, 20960), (1024, 17030), (1040, 16768), (1048, 16640), (1280, 13624), (1310, 13312), (1664, 10480), (1703, 10240), (2048, 8515), (2080, 8384), (2096, 8320), (2560, 6812), (2620, 6656), (3328, 5240), (3406, 5120), (4160, 4192)]