3899020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 8253504

約数和(自身を除く): 4354484

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 1423, 2740, 2846, 5692, 7115, 14230, 28460, 194951, 389902, 779804, 974755, 1949510, 3899020]

約数ペア:

[(1, 3899020), (2, 1949510), (4, 974755), (5, 779804), (10, 389902), (20, 194951), (137, 28460), (274, 14230), (548, 7115), (685, 5692), (1370, 2846), (1423, 2740)]