168424040

素因数分解:

$2^3\times 5^1\times {\mathrm{4210601}}^1$

素因数の和:4210612

約数の個数: 16

約数和(自身を含む): 378954180

約数和(自身を除く): 210530140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4210601, 8421202, 16842404, 21053005, 33684808, 42106010, 84212020, 168424040]

約数ペア:

[(1, 168424040), (2, 84212020), (4, 42106010), (5, 33684808), (8, 21053005), (10, 16842404), (20, 8421202), (40, 4210601)]