2695240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 6209280

約数和(自身を除く): 3514040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1567, 1720, 3134, 6268, 7835, 12536, 15670, 31340, 62680, 67381, 134762, 269524, 336905, 539048, 673810, 1347620, 2695240]

約数ペア:

[(1, 2695240), (2, 1347620), (4, 673810), (5, 539048), (8, 336905), (10, 269524), (20, 134762), (40, 67381), (43, 62680), (86, 31340), (172, 15670), (215, 12536), (344, 7835), (430, 6268), (860, 3134), (1567, 1720)]