399540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6659}}^1$

素因数の和:6671

約数の個数: 24

約数和(自身を含む): 1118880

約数和(自身を除く): 719340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6659, 13318, 19977, 26636, 33295, 39954, 66590, 79908, 99885, 133180, 199770, 399540]

約数ペア:

[(1, 399540), (2, 199770), (3, 133180), (4, 99885), (5, 79908), (6, 66590), (10, 39954), (12, 33295), (15, 26636), (20, 19977), (30, 13318), (60, 6659)]