202315780

素因数分解:

$2^2\times 5^1\times {\mathrm{10115789}}^1$

素因数の和:10115798

約数の個数: 12

約数和(自身を含む): 424863180

約数和(自身を除く): 222547400

約数列:

[1, 2, 4, 5, 10, 20, 10115789, 20231578, 40463156, 50578945, 101157890, 202315780]

約数ペア:

[(1, 202315780), (2, 101157890), (4, 50578945), (5, 40463156), (10, 20231578), (20, 10115789)]