2019945025

素因数分解:

$5^2\times 7^1\times {\mathrm{11542543}}^1$

素因数の和:11542560

約数の個数: 12

約数和(自身を含む): 2862550912

約数和(自身を除く): 842605887

約数列:

[1, 5, 7, 25, 35, 175, 11542543, 57712715, 80797801, 288563575, 403989005, 2019945025]

約数ペア:

[(1, 2019945025), (5, 403989005), (7, 288563575), (25, 80797801), (35, 57712715), (175, 11542543)]