2808216530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{68111}}^1$

素因数の和:68175

約数の個数: 64

約数和(自身を含む): 6277201920

約数和(自身を除く): 3468985390

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 434, 589, 665, 1085, 1178, 1330, 2170, 2945, 4123, 5890, 8246, 20615, 41230, 68111, 136222, 340555, 476777, 681110, 953554, 1294109, 2111441, 2383885, 2588218, 4222882, 4767770, 6470545, 9058763, 10557205, 12941090, 14780087, 18117526, 21114410, 29560174, 40117379, 45293815, 73900435, 80234758, 90587630, 147800870, 200586895, 280821653, 401173790, 561643306, 1404108265, 2808216530]

約数ペア:

[(1, 2808216530), (2, 1404108265), (5, 561643306), (7, 401173790), (10, 280821653), (14, 200586895), (19, 147800870), (31, 90587630), (35, 80234758), (38, 73900435), (62, 45293815), (70, 40117379), (95, 29560174), (133, 21114410), (155, 18117526), (190, 14780087), (217, 12941090), (266, 10557205), (310, 9058763), (434, 6470545), (589, 4767770), (665, 4222882), (1085, 2588218), (1178, 2383885), (1330, 2111441), (2170, 1294109), (2945, 953554), (4123, 681110), (5890, 476777), (8246, 340555), (20615, 136222), (41230, 68111)]