82803020

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{38693}}^1$

素因数の和:38809

約数の個数: 24

約数和(自身を含む): 175515984

約数和(自身を除く): 92712964

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 38693, 77386, 154772, 193465, 386930, 773860, 4140151, 8280302, 16560604, 20700755, 41401510, 82803020]

約数ペア:

[(1, 82803020), (2, 41401510), (4, 20700755), (5, 16560604), (10, 8280302), (20, 4140151), (107, 773860), (214, 386930), (428, 193465), (535, 154772), (1070, 77386), (2140, 38693)]