12720030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{424001}}^1$

素因数の和:424011

約数の個数: 16

約数和(自身を含む): 30528144

約数和(自身を除く): 17808114

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 424001, 848002, 1272003, 2120005, 2544006, 4240010, 6360015, 12720030]

約数ペア:

[(1, 12720030), (2, 6360015), (3, 4240010), (5, 2544006), (6, 2120005), (10, 1272003), (15, 848002), (30, 424001)]