198726040

素因数分解:

$2^3\times 5^1\times {\mathrm{4968151}}^1$

素因数の和:4968162

約数の個数: 16

約数和(自身を含む): 447133680

約数和(自身を除く): 248407640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4968151, 9936302, 19872604, 24840755, 39745208, 49681510, 99363020, 198726040]

約数ペア:

[(1, 198726040), (2, 99363020), (4, 49681510), (5, 39745208), (8, 24840755), (10, 19872604), (20, 9936302), (40, 4968151)]