199123160

素因数分解:

$2^3\times 5^1\times {\mathrm{4978079}}^1$

素因数の和:4978090

約数の個数: 16

約数和(自身を含む): 448027200

約数和(自身を除く): 248904040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4978079, 9956158, 19912316, 24890395, 39824632, 49780790, 99561580, 199123160]

約数ペア:

[(1, 199123160), (2, 99561580), (4, 49780790), (5, 39824632), (8, 24890395), (10, 19912316), (20, 9956158), (40, 4978079)]