47971840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{2677}}^1$

素因数の和:2707

約数の個数: 80

約数和(自身を含む): 131500512

約数和(自身を除く): 83528672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 2677, 3584, 4480, 5354, 8960, 10708, 13385, 17920, 18739, 21416, 26770, 37478, 42832, 53540, 74956, 85664, 93695, 107080, 149912, 171328, 187390, 214160, 299824, 342656, 374780, 428320, 599648, 685312, 749560, 856640, 1199296, 1370624, 1499120, 1713280, 2398592, 2998240, 3426560, 4797184, 5996480, 6853120, 9594368, 11992960, 23985920, 47971840]

約数ペア:

[(1, 47971840), (2, 23985920), (4, 11992960), (5, 9594368), (7, 6853120), (8, 5996480), (10, 4797184), (14, 3426560), (16, 2998240), (20, 2398592), (28, 1713280), (32, 1499120), (35, 1370624), (40, 1199296), (56, 856640), (64, 749560), (70, 685312), (80, 599648), (112, 428320), (128, 374780), (140, 342656), (160, 299824), (224, 214160), (256, 187390), (280, 171328), (320, 149912), (448, 107080), (512, 93695), (560, 85664), (640, 74956), (896, 53540), (1120, 42832), (1280, 37478), (1792, 26770), (2240, 21416), (2560, 18739), (2677, 17920), (3584, 13385), (4480, 10708), (5354, 8960)]