38943280

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3833}}^1$

素因数の和:3973

約数の個数: 40

約数和(自身を含む): 91279872

約数和(自身を除く): 52336592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 3833, 5080, 7666, 10160, 15332, 19165, 30664, 38330, 61328, 76660, 153320, 306640, 486791, 973582, 1947164, 2433955, 3894328, 4867910, 7788656, 9735820, 19471640, 38943280]

約数ペア:

[(1, 38943280), (2, 19471640), (4, 9735820), (5, 7788656), (8, 4867910), (10, 3894328), (16, 2433955), (20, 1947164), (40, 973582), (80, 486791), (127, 306640), (254, 153320), (508, 76660), (635, 61328), (1016, 38330), (1270, 30664), (2032, 19165), (2540, 15332), (3833, 10160), (5080, 7666)]