56437780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{673}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 135878400

約数和(自身を除く): 79440620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 599, 673, 1198, 1346, 2396, 2692, 2995, 3365, 4193, 4711, 5990, 6730, 8386, 9422, 11980, 13460, 16772, 18844, 20965, 23555, 41930, 47110, 83860, 94220, 403127, 806254, 1612508, 2015635, 2821889, 4031270, 5643778, 8062540, 11287556, 14109445, 28218890, 56437780]

約数ペア:

[(1, 56437780), (2, 28218890), (4, 14109445), (5, 11287556), (7, 8062540), (10, 5643778), (14, 4031270), (20, 2821889), (28, 2015635), (35, 1612508), (70, 806254), (140, 403127), (599, 94220), (673, 83860), (1198, 47110), (1346, 41930), (2396, 23555), (2692, 20965), (2995, 18844), (3365, 16772), (4193, 13460), (4711, 11980), (5990, 9422), (6730, 8386)]