28716010

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 52960320

約数和(自身を除く): 24244310

約数列:

[1, 2, 5, 10, 73, 139, 146, 278, 283, 365, 566, 695, 730, 1390, 1415, 2830, 10147, 20294, 20659, 39337, 41318, 50735, 78674, 101470, 103295, 196685, 206590, 393370, 2871601, 5743202, 14358005, 28716010]

約数ペア:

[(1, 28716010), (2, 14358005), (5, 5743202), (10, 2871601), (73, 393370), (139, 206590), (146, 196685), (278, 103295), (283, 101470), (365, 78674), (566, 50735), (695, 41318), (730, 39337), (1390, 20659), (1415, 20294), (2830, 10147)]