2523740

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 5331312

約数和(自身を除く): 2807572

約数列:

[1, 2, 4, 5, 10, 20, 257, 491, 514, 982, 1028, 1285, 1964, 2455, 2570, 4910, 5140, 9820, 126187, 252374, 504748, 630935, 1261870, 2523740]

約数ペア:

[(1, 2523740), (2, 1261870), (4, 630935), (5, 504748), (10, 252374), (20, 126187), (257, 9820), (491, 5140), (514, 4910), (982, 2570), (1028, 2455), (1285, 1964)]