493590680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{36187}}^1$

素因数の和:36240

約数の個数: 64

約数和(自身を含む): 1250657280

約数和(自身を除く): 757066600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 36187, 72374, 144748, 180935, 289496, 361870, 398057, 723740, 796114, 1121797, 1447480, 1592228, 1990285, 2243594, 3184456, 3980570, 4487188, 5608985, 7961140, 8974376, 11217970, 12339767, 15922280, 22435940, 24679534, 44871880, 49359068, 61698835, 98718136, 123397670, 246795340, 493590680]

約数ペア:

[(1, 493590680), (2, 246795340), (4, 123397670), (5, 98718136), (8, 61698835), (10, 49359068), (11, 44871880), (20, 24679534), (22, 22435940), (31, 15922280), (40, 12339767), (44, 11217970), (55, 8974376), (62, 7961140), (88, 5608985), (110, 4487188), (124, 3980570), (155, 3184456), (220, 2243594), (248, 1990285), (310, 1592228), (341, 1447480), (440, 1121797), (620, 796114), (682, 723740), (1240, 398057), (1364, 361870), (1705, 289496), (2728, 180935), (3410, 144748), (6820, 72374), (13640, 36187)]