39099880

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3607}}^1$

素因数の和:3889

約数の個数: 32

約数和(自身を含む): 88323840

約数和(自身を除く): 49223960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 3607, 5420, 7214, 10840, 14428, 18035, 28856, 36070, 72140, 144280, 977497, 1954994, 3909988, 4887485, 7819976, 9774970, 19549940, 39099880]

約数ペア:

[(1, 39099880), (2, 19549940), (4, 9774970), (5, 7819976), (8, 4887485), (10, 3909988), (20, 1954994), (40, 977497), (271, 144280), (542, 72140), (1084, 36070), (1355, 28856), (2168, 18035), (2710, 14428), (3607, 10840), (5420, 7214)]