2820512180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3439649}}^1$

素因数の和:3439699

約数の個数: 24

約数和(自身を含む): 6067542600

約数和(自身を除く): 3247030420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3439649, 6879298, 13758596, 17198245, 34396490, 68792980, 141025609, 282051218, 564102436, 705128045, 1410256090, 2820512180]

約数ペア:

[(1, 2820512180), (2, 1410256090), (4, 705128045), (5, 564102436), (10, 282051218), (20, 141025609), (41, 68792980), (82, 34396490), (164, 17198245), (205, 13758596), (410, 6879298), (820, 3439649)]