144400780

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{67477}}^1$

素因数の和:67593

約数の個数: 24

約数和(自身を含む): 306080208

約数和(自身を除く): 161679428

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 67477, 134954, 269908, 337385, 674770, 1349540, 7220039, 14440078, 28880156, 36100195, 72200390, 144400780]

約数ペア:

[(1, 144400780), (2, 72200390), (4, 36100195), (5, 28880156), (10, 14440078), (20, 7220039), (107, 1349540), (214, 674770), (428, 337385), (535, 269908), (1070, 134954), (2140, 67477)]