88340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 212352

約数和(自身を除く): 124012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1262, 2524, 3155, 4417, 6310, 8834, 12620, 17668, 22085, 44170, 88340]

約数ペア:

[(1, 88340), (2, 44170), (4, 22085), (5, 17668), (7, 12620), (10, 8834), (14, 6310), (20, 4417), (28, 3155), (35, 2524), (70, 1262), (140, 631)]