15413020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 37437120

約数和(自身を除く): 22024100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1237, 1246, 1780, 2474, 2492, 3115, 4948, 6185, 6230, 8659, 12370, 12460, 17318, 24740, 34636, 43295, 86590, 110093, 173180, 220186, 440372, 550465, 770651, 1100930, 1541302, 2201860, 3082604, 3853255, 7706510, 15413020]

約数ペア:

[(1, 15413020), (2, 7706510), (4, 3853255), (5, 3082604), (7, 2201860), (10, 1541302), (14, 1100930), (20, 770651), (28, 550465), (35, 440372), (70, 220186), (89, 173180), (140, 110093), (178, 86590), (356, 43295), (445, 34636), (623, 24740), (890, 17318), (1237, 12460), (1246, 12370), (1780, 8659), (2474, 6230), (2492, 6185), (3115, 4948)]