2537780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18127}}^1$

素因数の和:18143

約数の個数: 24

約数和(自身を含む): 6091008

約数和(自身を除く): 3553228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18127, 36254, 72508, 90635, 126889, 181270, 253778, 362540, 507556, 634445, 1268890, 2537780]

約数ペア:

[(1, 2537780), (2, 1268890), (4, 634445), (5, 507556), (7, 362540), (10, 253778), (14, 181270), (20, 126889), (28, 90635), (35, 72508), (70, 36254), (140, 18127)]