9904120

素因数分解:

$2^3\times 5^1\times {\mathrm{247603}}^1$

素因数の和:247614

約数の個数: 16

約数和(自身を含む): 22284360

約数和(自身を除く): 12380240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 247603, 495206, 990412, 1238015, 1980824, 2476030, 4952060, 9904120]

約数ペア:

[(1, 9904120), (2, 4952060), (4, 2476030), (5, 1980824), (8, 1238015), (10, 990412), (20, 495206), (40, 247603)]