198713080

素因数分解:

$2^3\times 5^1\times {\mathrm{4967827}}^1$

素因数の和:4967838

約数の個数: 16

約数和(自身を含む): 447104520

約数和(自身を除く): 248391440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4967827, 9935654, 19871308, 24839135, 39742616, 49678270, 99356540, 198713080]

約数ペア:

[(1, 198713080), (2, 99356540), (4, 49678270), (5, 39742616), (8, 24839135), (10, 19871308), (20, 9935654), (40, 4967827)]