199433240

素因数分解:

$2^3\times 5^1\times {\mathrm{4985831}}^1$

素因数の和:4985842

約数の個数: 16

約数和(自身を含む): 448724880

約数和(自身を除く): 249291640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4985831, 9971662, 19943324, 24929155, 39886648, 49858310, 99716620, 199433240]

約数ペア:

[(1, 199433240), (2, 99716620), (4, 49858310), (5, 39886648), (8, 24929155), (10, 19943324), (20, 9971662), (40, 4985831)]