39989030

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 73903104

約数和(自身を除く): 33914074

約数列:

[1, 2, 5, 10, 53, 106, 197, 265, 383, 394, 530, 766, 985, 1915, 1970, 3830, 10441, 20299, 20882, 40598, 52205, 75451, 101495, 104410, 150902, 202990, 377255, 754510, 3998903, 7997806, 19994515, 39989030]

約数ペア:

[(1, 39989030), (2, 19994515), (5, 7997806), (10, 3998903), (53, 754510), (106, 377255), (197, 202990), (265, 150902), (383, 104410), (394, 101495), (530, 75451), (766, 52205), (985, 40598), (1915, 20882), (1970, 20299), (3830, 10441)]