15520030

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{4447}}^1$

素因数の和:4803

約数の個数: 16

約数和(自身を含む): 28022400

約数和(自身を除く): 12502370

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 4447, 8894, 22235, 44470, 1552003, 3104006, 7760015, 15520030]

約数ペア:

[(1, 15520030), (2, 7760015), (5, 3104006), (10, 1552003), (349, 44470), (698, 22235), (1745, 8894), (3490, 4447)]