31269970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 28605230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 419, 439, 838, 878, 2095, 2195, 4190, 4390, 7123, 7463, 14246, 14926, 35615, 37315, 71230, 74630, 183941, 367882, 919705, 1839410, 3126997, 6253994, 15634985, 31269970]

約数ペア:

[(1, 31269970), (2, 15634985), (5, 6253994), (10, 3126997), (17, 1839410), (34, 919705), (85, 367882), (170, 183941), (419, 74630), (439, 71230), (838, 37315), (878, 35615), (2095, 14926), (2195, 14246), (4190, 7463), (4390, 7123)]