3945850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1554

約数の個数: 24

約数和(自身を含む): 7482780

約数和(自身を除く): 3536930

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 1489, 2650, 2978, 7445, 14890, 37225, 74450, 78917, 157834, 394585, 789170, 1972925, 3945850]

約数ペア:

[(1, 3945850), (2, 1972925), (5, 789170), (10, 394585), (25, 157834), (50, 78917), (53, 74450), (106, 37225), (265, 14890), (530, 7445), (1325, 2978), (1489, 2650)]