2810220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6691}}^1$

素因数の和:6710

約数の個数: 48

約数和(自身を含む): 8994048

約数和(自身を除く): 6183828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 6691, 13382, 20073, 26764, 33455, 40146, 46837, 66910, 80292, 93674, 100365, 133820, 140511, 187348, 200730, 234185, 281022, 401460, 468370, 562044, 702555, 936740, 1405110, 2810220]

約数ペア:

[(1, 2810220), (2, 1405110), (3, 936740), (4, 702555), (5, 562044), (6, 468370), (7, 401460), (10, 281022), (12, 234185), (14, 200730), (15, 187348), (20, 140511), (21, 133820), (28, 100365), (30, 93674), (35, 80292), (42, 66910), (60, 46837), (70, 40146), (84, 33455), (105, 26764), (140, 20073), (210, 13382), (420, 6691)]