1415020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 2998800

約数和(自身を除く): 1583780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 509, 556, 695, 1018, 1390, 2036, 2545, 2780, 5090, 10180, 70751, 141502, 283004, 353755, 707510, 1415020]

約数ペア:

[(1, 1415020), (2, 707510), (4, 353755), (5, 283004), (10, 141502), (20, 70751), (139, 10180), (278, 5090), (509, 2780), (556, 2545), (695, 2036), (1018, 1390)]