30690220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139501}}^1$

素因数の和:139521

約数の個数: 24

約数和(自身を含む): 70309008

約数和(自身を除く): 39618788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 139501, 279002, 558004, 697505, 1395010, 1534511, 2790020, 3069022, 6138044, 7672555, 15345110, 30690220]

約数ペア:

[(1, 30690220), (2, 15345110), (4, 7672555), (5, 6138044), (10, 3069022), (11, 2790020), (20, 1534511), (22, 1395010), (44, 697505), (55, 558004), (110, 279002), (220, 139501)]