108421360

素因数分解:

$2^4\times 5^1\times {\mathrm{1355267}}^1$

素因数の和:1355280

約数の個数: 20

約数和(自身を含む): 252079848

約数和(自身を除く): 143658488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1355267, 2710534, 5421068, 6776335, 10842136, 13552670, 21684272, 27105340, 54210680, 108421360]

約数ペア:

[(1, 108421360), (2, 54210680), (4, 27105340), (5, 21684272), (8, 13552670), (10, 10842136), (16, 6776335), (20, 5421068), (40, 2710534), (80, 1355267)]