671684720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1199437}}^1$

素因数の和:1199457

約数の個数: 40

約数和(自身を含む): 1784763744

約数和(自身を除く): 1113079024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1199437, 2398874, 4797748, 5997185, 8396059, 9595496, 11994370, 16792118, 19190992, 23988740, 33584236, 41980295, 47977480, 67168472, 83960590, 95954960, 134336944, 167921180, 335842360, 671684720]

約数ペア:

[(1, 671684720), (2, 335842360), (4, 167921180), (5, 134336944), (7, 95954960), (8, 83960590), (10, 67168472), (14, 47977480), (16, 41980295), (20, 33584236), (28, 23988740), (35, 19190992), (40, 16792118), (56, 11994370), (70, 9595496), (80, 8396059), (112, 5997185), (140, 4797748), (280, 2398874), (560, 1199437)]