28641710

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{6379}}^1$

素因数の和:6835

約数の個数: 16

約数和(自身を含む): 51678000

約数和(自身を除く): 23036290

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 6379, 12758, 31895, 63790, 2864171, 5728342, 14320855, 28641710]

約数ペア:

[(1, 28641710), (2, 14320855), (5, 5728342), (10, 2864171), (449, 63790), (898, 31895), (2245, 12758), (4490, 6379)]