29720720

素因数分解:

$2^4\times 5^1\times {\mathrm{371509}}^1$

素因数の和:371522

約数の個数: 20

約数和(自身を含む): 69100860

約数和(自身を除く): 39380140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 371509, 743018, 1486036, 1857545, 2972072, 3715090, 5944144, 7430180, 14860360, 29720720]

約数ペア:

[(1, 29720720), (2, 14860360), (4, 7430180), (5, 5944144), (8, 3715090), (10, 2972072), (16, 1857545), (20, 1486036), (40, 743018), (80, 371509)]