16616680

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3271}}^1$

素因数の和:3409

約数の個数: 32

約数和(自身を含む): 37693440

約数和(自身を除く): 21076760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3271, 5080, 6542, 13084, 16355, 26168, 32710, 65420, 130840, 415417, 830834, 1661668, 2077085, 3323336, 4154170, 8308340, 16616680]

約数ペア:

[(1, 16616680), (2, 8308340), (4, 4154170), (5, 3323336), (8, 2077085), (10, 1661668), (20, 830834), (40, 415417), (127, 130840), (254, 65420), (508, 32710), (635, 26168), (1016, 16355), (1270, 13084), (2540, 6542), (3271, 5080)]