28743680

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 79017120

約数和(自身を除く): 50273440

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, 401, 448, 512, 560, 640, 802, 896, 1024, 1120, 1280, 1604, 1792, 2005, 2048, 2240, 2560, 2807, 3208, 3584, 4010, 4480, 5120, 5614, 6416, 7168, 8020, 8960, 10240, 11228, 12832, 14035, 14336, 16040, 17920, 22456, 25664, 28070, 32080, 35840, 44912, 51328, 56140, 64160, 71680, 89824, 102656, 112280, 128320, 179648, 205312, 224560, 256640, 359296, 410624, 449120, 513280, 718592, 821248, 898240, 1026560, 1437184, 1796480, 2053120, 2874368, 3592960, 4106240, 5748736, 7185920, 14371840, 28743680]

約数ペア:

[(1, 28743680), (2, 14371840), (4, 7185920), (5, 5748736), (7, 4106240), (8, 3592960), (10, 2874368), (14, 2053120), (16, 1796480), (20, 1437184), (28, 1026560), (32, 898240), (35, 821248), (40, 718592), (56, 513280), (64, 449120), (70, 410624), (80, 359296), (112, 256640), (128, 224560), (140, 205312), (160, 179648), (224, 128320), (256, 112280), (280, 102656), (320, 89824), (401, 71680), (448, 64160), (512, 56140), (560, 51328), (640, 44912), (802, 35840), (896, 32080), (1024, 28070), (1120, 25664), (1280, 22456), (1604, 17920), (1792, 16040), (2005, 14336), (2048, 14035), (2240, 12832), (2560, 11228), (2807, 10240), (3208, 8960), (3584, 8020), (4010, 7168), (4480, 6416), (5120, 5614)]