39964360

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7867}}^1$

素因数の和:8005

約数の個数: 32

約数和(自身を含む): 90639360

約数和(自身を除く): 50675000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 7867, 15734, 31468, 39335, 62936, 78670, 157340, 314680, 999109, 1998218, 3996436, 4995545, 7992872, 9991090, 19982180, 39964360]

約数ペア:

[(1, 39964360), (2, 19982180), (4, 9991090), (5, 7992872), (8, 4995545), (10, 3996436), (20, 1998218), (40, 999109), (127, 314680), (254, 157340), (508, 78670), (635, 62936), (1016, 39335), (1270, 31468), (2540, 15734), (5080, 7867)]