40544560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{10343}}^1$

素因数の和:10370

約数の個数: 60

約数和(自身を含む): 109667088

約数和(自身を除く): 69122528

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, 10343, 20686, 41372, 51715, 72401, 82744, 103430, 144802, 165488, 206860, 289604, 362005, 413720, 506807, 579208, 724010, 827440, 1013614, 1158416, 1448020, 2027228, 2534035, 2896040, 4054456, 5068070, 5792080, 8108912, 10136140, 20272280, 40544560]

約数ペア:

[(1, 40544560), (2, 20272280), (4, 10136140), (5, 8108912), (7, 5792080), (8, 5068070), (10, 4054456), (14, 2896040), (16, 2534035), (20, 2027228), (28, 1448020), (35, 1158416), (40, 1013614), (49, 827440), (56, 724010), (70, 579208), (80, 506807), (98, 413720), (112, 362005), (140, 289604), (196, 206860), (245, 165488), (280, 144802), (392, 103430), (490, 82744), (560, 72401), (784, 51715), (980, 41372), (1960, 20686), (3920, 10343)]