25107740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9439}}^1$

素因数の和:9474

約数の個数: 48

約数和(自身を含む): 63436800

約数和(自身を除く): 38329060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9439, 18878, 37756, 47195, 66073, 94390, 132146, 179341, 188780, 264292, 330365, 358682, 660730, 717364, 896705, 1255387, 1321460, 1793410, 2510774, 3586820, 5021548, 6276935, 12553870, 25107740]

約数ペア:

[(1, 25107740), (2, 12553870), (4, 6276935), (5, 5021548), (7, 3586820), (10, 2510774), (14, 1793410), (19, 1321460), (20, 1255387), (28, 896705), (35, 717364), (38, 660730), (70, 358682), (76, 330365), (95, 264292), (133, 188780), (140, 179341), (190, 132146), (266, 94390), (380, 66073), (532, 47195), (665, 37756), (1330, 18878), (2660, 9439)]