3939880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{14071}}^1$

素因数の和:14089

約数の個数: 32

約数和(自身を含む): 10131840

約数和(自身を除く): 6191960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 14071, 28142, 56284, 70355, 98497, 112568, 140710, 196994, 281420, 393988, 492485, 562840, 787976, 984970, 1969940, 3939880]

約数ペア:

[(1, 3939880), (2, 1969940), (4, 984970), (5, 787976), (7, 562840), (8, 492485), (10, 393988), (14, 281420), (20, 196994), (28, 140710), (35, 112568), (40, 98497), (56, 70355), (70, 56284), (140, 28142), (280, 14071)]