42567280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{10859}}^1$

素因数の和:10886

約数の個数: 60

約数和(自身を含む): 115137720

約数和(自身を除く): 72570440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 10859, 21718, 43436, 54295, 76013, 86872, 108590, 152026, 173744, 217180, 304052, 380065, 434360, 532091, 608104, 760130, 868720, 1064182, 1216208, 1520260, 2128364, 2660455, 3040520, 4256728, 5320910, 6081040, 8513456, 10641820, 21283640, 42567280]

約数ペア:

[(1, 42567280), (2, 21283640), (4, 10641820), (5, 8513456), (7, 6081040), (8, 5320910), (10, 4256728), (14, 3040520), (16, 2660455), (20, 2128364), (28, 1520260), (35, 1216208), (40, 1064182), (49, 868720), (56, 760130), (70, 608104), (80, 532091), (98, 434360), (112, 380065), (140, 304052), (196, 217180), (245, 173744), (280, 152026), (392, 108590), (490, 86872), (560, 76013), (784, 54295), (980, 43436), (1960, 21718), (3920, 10859)]