38424440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9511}}^1$

素因数の和:9623

約数の個数: 32

約数和(自身を含む): 87320160

約数和(自身を除く): 48895720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 9511, 19022, 38044, 47555, 76088, 95110, 190220, 380440, 960611, 1921222, 3842444, 4803055, 7684888, 9606110, 19212220, 38424440]

約数ペア:

[(1, 38424440), (2, 19212220), (4, 9606110), (5, 7684888), (8, 4803055), (10, 3842444), (20, 1921222), (40, 960611), (101, 380440), (202, 190220), (404, 95110), (505, 76088), (808, 47555), (1010, 38044), (2020, 19022), (4040, 9511)]