1969940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14071}}^1$

素因数の和:14087

約数の個数: 24

約数和(自身を含む): 4728192

約数和(自身を除く): 2758252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14071, 28142, 56284, 70355, 98497, 140710, 196994, 281420, 393988, 492485, 984970, 1969940]

約数ペア:

[(1, 1969940), (2, 984970), (4, 492485), (5, 393988), (7, 281420), (10, 196994), (14, 140710), (20, 98497), (28, 70355), (35, 56284), (70, 28142), (140, 14071)]