39925760

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 96

約数和(自身を含む): 109680480

約数和(自身を除く): 69754720

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, 557, 560, 640, 896, 1024, 1114, 1120, 1280, 1792, 2048, 2228, 2240, 2560, 2785, 3584, 3899, 4456, 4480, 5120, 5570, 7168, 7798, 8912, 8960, 10240, 11140, 14336, 15596, 17824, 17920, 19495, 22280, 31192, 35648, 35840, 38990, 44560, 62384, 71296, 71680, 77980, 89120, 124768, 142592, 155960, 178240, 249536, 285184, 311920, 356480, 499072, 570368, 623840, 712960, 998144, 1140736, 1247680, 1425920, 1996288, 2495360, 2851840, 3992576, 4990720, 5703680, 7985152, 9981440, 19962880, 39925760]

約数ペア:

[(1, 39925760), (2, 19962880), (4, 9981440), (5, 7985152), (7, 5703680), (8, 4990720), (10, 3992576), (14, 2851840), (16, 2495360), (20, 1996288), (28, 1425920), (32, 1247680), (35, 1140736), (40, 998144), (56, 712960), (64, 623840), (70, 570368), (80, 499072), (112, 356480), (128, 311920), (140, 285184), (160, 249536), (224, 178240), (256, 155960), (280, 142592), (320, 124768), (448, 89120), (512, 77980), (557, 71680), (560, 71296), (640, 62384), (896, 44560), (1024, 38990), (1114, 35840), (1120, 35648), (1280, 31192), (1792, 22280), (2048, 19495), (2228, 17920), (2240, 17824), (2560, 15596), (2785, 14336), (3584, 11140), (3899, 10240), (4456, 8960), (4480, 8912), (5120, 7798), (5570, 7168)]