15398340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{256639}}^1$

素因数の和:256651

約数の個数: 24

約数和(自身を含む): 43115520

約数和(自身を除く): 27717180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 256639, 513278, 769917, 1026556, 1283195, 1539834, 2566390, 3079668, 3849585, 5132780, 7699170, 15398340]

約数ペア:

[(1, 15398340), (2, 7699170), (3, 5132780), (4, 3849585), (5, 3079668), (6, 2566390), (10, 1539834), (12, 1283195), (15, 1026556), (20, 769917), (30, 513278), (60, 256639)]