144043820

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{17189}}^1$

素因数の和:17617

約数の個数: 24

約数和(自身を含む): 303231600

約数和(自身を除く): 159187780

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 17189, 34378, 68756, 85945, 171890, 343780, 7202191, 14404382, 28808764, 36010955, 72021910, 144043820]

約数ペア:

[(1, 144043820), (2, 72021910), (4, 36010955), (5, 28808764), (10, 14404382), (20, 7202191), (419, 343780), (838, 171890), (1676, 85945), (2095, 68756), (4190, 34378), (8380, 17189)]