840030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{28001}}^1$

素因数の和:28011

約数の個数: 16

約数和(自身を含む): 2016144

約数和(自身を除く): 1176114

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 28001, 56002, 84003, 140005, 168006, 280010, 420015, 840030]

約数ペア:

[(1, 840030), (2, 420015), (3, 280010), (5, 168006), (6, 140005), (10, 84003), (15, 56002), (30, 28001)]