30820070

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{6277}}^1$

素因数の和:6775

約数の個数: 16

約数和(自身を含む): 55597968

約数和(自身を除く): 24777898

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 6277, 12554, 31385, 62770, 3082007, 6164014, 15410035, 30820070]

約数ペア:

[(1, 30820070), (2, 15410035), (5, 6164014), (10, 3082007), (491, 62770), (982, 31385), (2455, 12554), (4910, 6277)]