2912885210

素因数分解:

$2^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{136691}}^1$

素因数の和:138829

約数の個数: 16

約数和(自身を含む): 5245692192

約数和(自身を除く): 2332806982

約数列:

[1, 2, 5, 10, 2131, 4262, 10655, 21310, 136691, 273382, 683455, 1366910, 291288521, 582577042, 1456442605, 2912885210]

約数ペア:

[(1, 2912885210), (2, 1456442605), (5, 582577042), (10, 291288521), (2131, 1366910), (4262, 683455), (10655, 273382), (21310, 136691)]