57041920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:895

約数の個数: 88

約数和(自身を含む): 147531384

約数和(自身を除く): 90489464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 857, 1024, 1040, 1280, 1664, 1714, 2080, 2560, 3328, 3428, 4160, 4285, 5120, 6656, 6856, 8320, 8570, 11141, 13312, 13712, 16640, 17140, 22282, 27424, 33280, 34280, 44564, 54848, 55705, 66560, 68560, 89128, 109696, 111410, 137120, 178256, 219392, 222820, 274240, 356512, 438784, 445640, 548480, 713024, 877568, 891280, 1096960, 1426048, 1782560, 2193920, 2852096, 3565120, 4387840, 5704192, 7130240, 11408384, 14260480, 28520960, 57041920]

約数ペア:

[(1, 57041920), (2, 28520960), (4, 14260480), (5, 11408384), (8, 7130240), (10, 5704192), (13, 4387840), (16, 3565120), (20, 2852096), (26, 2193920), (32, 1782560), (40, 1426048), (52, 1096960), (64, 891280), (65, 877568), (80, 713024), (104, 548480), (128, 445640), (130, 438784), (160, 356512), (208, 274240), (256, 222820), (260, 219392), (320, 178256), (416, 137120), (512, 111410), (520, 109696), (640, 89128), (832, 68560), (857, 66560), (1024, 55705), (1040, 54848), (1280, 44564), (1664, 34280), (1714, 33280), (2080, 27424), (2560, 22282), (3328, 17140), (3428, 16640), (4160, 13712), (4285, 13312), (5120, 11141), (6656, 8570), (6856, 8320)]