98861980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{706157}}^1$

素因数の和:706173

約数の個数: 24

約数和(自身を含む): 237269088

約数和(自身を除く): 138407108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 706157, 1412314, 2824628, 3530785, 4943099, 7061570, 9886198, 14123140, 19772396, 24715495, 49430990, 98861980]

約数ペア:

[(1, 98861980), (2, 49430990), (4, 24715495), (5, 19772396), (7, 14123140), (10, 9886198), (14, 7061570), (20, 4943099), (28, 3530785), (35, 2824628), (70, 1412314), (140, 706157)]