20835850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1009}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 45086400

約数和(自身を除く): 24250550

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 118, 175, 295, 350, 413, 590, 826, 1009, 1475, 2018, 2065, 2950, 4130, 5045, 7063, 10090, 10325, 14126, 20650, 25225, 35315, 50450, 59531, 70630, 119062, 176575, 297655, 353150, 416717, 595310, 833434, 1488275, 2083585, 2976550, 4167170, 10417925, 20835850]

約数ペア:

[(1, 20835850), (2, 10417925), (5, 4167170), (7, 2976550), (10, 2083585), (14, 1488275), (25, 833434), (35, 595310), (50, 416717), (59, 353150), (70, 297655), (118, 176575), (175, 119062), (295, 70630), (350, 59531), (413, 50450), (590, 35315), (826, 25225), (1009, 20650), (1475, 14126), (2018, 10325), (2065, 10090), (2950, 7063), (4130, 5045)]