40002460

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15749}}^1$

素因数の和:15885

約数の個数: 24

約数和(自身を含む): 84672000

約数和(自身を除く): 44669540

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 15749, 31498, 62996, 78745, 157490, 314980, 2000123, 4000246, 8000492, 10000615, 20001230, 40002460]

約数ペア:

[(1, 40002460), (2, 20001230), (4, 10000615), (5, 8000492), (10, 4000246), (20, 2000123), (127, 314980), (254, 157490), (508, 78745), (635, 62996), (1270, 31498), (2540, 15749)]