76721020

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{10867}}^1$

素因数の和:11229

約数の個数: 24

約数和(自身を含む): 161585424

約数和(自身を除く): 84864404

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 10867, 21734, 43468, 54335, 108670, 217340, 3836051, 7672102, 15344204, 19180255, 38360510, 76721020]

約数ペア:

[(1, 76721020), (2, 38360510), (4, 19180255), (5, 15344204), (10, 7672102), (20, 3836051), (353, 217340), (706, 108670), (1412, 54335), (1765, 43468), (3530, 21734), (7060, 10867)]