139091620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{709}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 310247280

約数和(自身を除く): 171155660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 577, 709, 1154, 1418, 2308, 2836, 2885, 3545, 5770, 7090, 9809, 11540, 12053, 14180, 19618, 24106, 39236, 48212, 49045, 60265, 98090, 120530, 196180, 241060, 409093, 818186, 1636372, 2045465, 4090930, 6954581, 8181860, 13909162, 27818324, 34772905, 69545810, 139091620]

約数ペア:

[(1, 139091620), (2, 69545810), (4, 34772905), (5, 27818324), (10, 13909162), (17, 8181860), (20, 6954581), (34, 4090930), (68, 2045465), (85, 1636372), (170, 818186), (340, 409093), (577, 241060), (709, 196180), (1154, 120530), (1418, 98090), (2308, 60265), (2836, 49045), (2885, 48212), (3545, 39236), (5770, 24106), (7090, 19618), (9809, 14180), (11540, 12053)]