149675140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{440221}}^1$

素因数の和:440247

約数の個数: 24

約数和(自身を含む): 332807832

約数和(自身を除く): 183132692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 440221, 880442, 1760884, 2201105, 4402210, 7483757, 8804420, 14967514, 29935028, 37418785, 74837570, 149675140]

約数ペア:

[(1, 149675140), (2, 74837570), (4, 37418785), (5, 29935028), (10, 14967514), (17, 8804420), (20, 7483757), (34, 4402210), (68, 2201105), (85, 1760884), (170, 880442), (340, 440221)]