15559220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10657}}^1$

素因数の和:10739

約数の個数: 24

約数和(自身を含む): 33125064

約数和(自身を除く): 17565844

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 10657, 21314, 42628, 53285, 106570, 213140, 777961, 1555922, 3111844, 3889805, 7779610, 15559220]

約数ペア:

[(1, 15559220), (2, 7779610), (4, 3889805), (5, 3111844), (10, 1555922), (20, 777961), (73, 213140), (146, 106570), (292, 53285), (365, 42628), (730, 21314), (1460, 10657)]