828854780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3187903}}^1$

素因数の和:3187925

約数の個数: 24

約数和(自身を含む): 1874487552

約数和(自身を除く): 1045632772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3187903, 6375806, 12751612, 15939515, 31879030, 41442739, 63758060, 82885478, 165770956, 207213695, 414427390, 828854780]

約数ペア:

[(1, 828854780), (2, 414427390), (4, 207213695), (5, 165770956), (10, 82885478), (13, 63758060), (20, 41442739), (26, 31879030), (52, 15939515), (65, 12751612), (130, 6375806), (260, 3187903)]