201912420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3365207}}^1$

素因数の和:3365219

約数の個数: 24

約数和(自身を含む): 565354944

約数和(自身を除く): 363442524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3365207, 6730414, 10095621, 13460828, 16826035, 20191242, 33652070, 40382484, 50478105, 67304140, 100956210, 201912420]

約数ペア:

[(1, 201912420), (2, 100956210), (3, 67304140), (4, 50478105), (5, 40382484), (6, 33652070), (10, 20191242), (12, 16826035), (15, 13460828), (20, 10095621), (30, 6730414), (60, 3365207)]