20124005420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52957909}}^1$

素因数の和:52957937

約数の個数: 24

約数和(自身を含む): 44484644400

約数和(自身を除く): 24360638980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52957909, 105915818, 211831636, 264789545, 529579090, 1006200271, 1059158180, 2012400542, 4024801084, 5031001355, 10062002710, 20124005420]

約数ペア:

[(1, 20124005420), (2, 10062002710), (4, 5031001355), (5, 4024801084), (10, 2012400542), (19, 1059158180), (20, 1006200271), (38, 529579090), (76, 264789545), (95, 211831636), (190, 105915818), (380, 52957909)]