8400030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{280001}}^1$

素因数の和:280011

約数の個数: 16

約数和(自身を含む): 20160144

約数和(自身を除く): 11760114

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 280001, 560002, 840003, 1400005, 1680006, 2800010, 4200015, 8400030]

約数ペア:

[(1, 8400030), (2, 4200015), (3, 2800010), (5, 1680006), (6, 1400005), (10, 840003), (15, 560002), (30, 280001)]