1342340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1637}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 2889432

約数和(自身を除く): 1547092

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1637, 3274, 6548, 8185, 16370, 32740, 67117, 134234, 268468, 335585, 671170, 1342340]

約数ペア:

[(1, 1342340), (2, 671170), (4, 335585), (5, 268468), (10, 134234), (20, 67117), (41, 32740), (82, 16370), (164, 8185), (205, 6548), (410, 3274), (820, 1637)]