1900802210

素因数分解:

$2^1\times 5^1\times {\mathrm{190080221}}^1$

素因数の和:190080228

約数の個数: 8

約数和(自身を含む): 3421443996

約数和(自身を除く): 1520641786

約数列:

[1, 2, 5, 10, 190080221, 380160442, 950401105, 1900802210]

約数ペア:

[(1, 1900802210), (2, 950401105), (5, 380160442), (10, 190080221)]