39905740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9829}}^1$

素因数の和:9874

約数の個数: 48

約数和(自身を含む): 99086400

約数和(自身を除く): 59180660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 9829, 19658, 39316, 49145, 68803, 98290, 137606, 196580, 275212, 285041, 344015, 570082, 688030, 1140164, 1376060, 1425205, 1995287, 2850410, 3990574, 5700820, 7981148, 9976435, 19952870, 39905740]

約数ペア:

[(1, 39905740), (2, 19952870), (4, 9976435), (5, 7981148), (7, 5700820), (10, 3990574), (14, 2850410), (20, 1995287), (28, 1425205), (29, 1376060), (35, 1140164), (58, 688030), (70, 570082), (116, 344015), (140, 285041), (145, 275212), (203, 196580), (290, 137606), (406, 98290), (580, 68803), (812, 49145), (1015, 39316), (2030, 19658), (4060, 9829)]