20339970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{96857}}^1$

素因数の和:96874

約数の個数: 32

約数和(自身を含む): 55790208

約数和(自身を除く): 35450238

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 96857, 193714, 290571, 484285, 581142, 677999, 968570, 1355998, 1452855, 2033997, 2905710, 3389995, 4067994, 6779990, 10169985, 20339970]

約数ペア:

[(1, 20339970), (2, 10169985), (3, 6779990), (5, 4067994), (6, 3389995), (7, 2905710), (10, 2033997), (14, 1452855), (15, 1355998), (21, 968570), (30, 677999), (35, 581142), (42, 484285), (70, 290571), (105, 193714), (210, 96857)]