2019960440

素因数分解:

$2^3\times 5^1\times {\mathrm{50499011}}^1$

素因数の和:50499022

約数の個数: 16

約数和(自身を含む): 4544911080

約数和(自身を除く): 2524950640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50499011, 100998022, 201996044, 252495055, 403992088, 504990110, 1009980220, 2019960440]

約数ペア:

[(1, 2019960440), (2, 1009980220), (4, 504990110), (5, 403992088), (8, 252495055), (10, 201996044), (20, 100998022), (40, 50499011)]