348513340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2489381}}^1$

素因数の和:2489397

約数の個数: 24

約数和(自身を含む): 836432352

約数和(自身を除く): 487919012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2489381, 4978762, 9957524, 12446905, 17425667, 24893810, 34851334, 49787620, 69702668, 87128335, 174256670, 348513340]

約数ペア:

[(1, 348513340), (2, 174256670), (4, 87128335), (5, 69702668), (7, 49787620), (10, 34851334), (14, 24893810), (20, 17425667), (28, 12446905), (35, 9957524), (70, 4978762), (140, 2489381)]