129346940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281189}}^1$

素因数の和:281221

約数の個数: 24

約数和(自身を含む): 283439520

約数和(自身を除く): 154092580

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 281189, 562378, 1124756, 1405945, 2811890, 5623780, 6467347, 12934694, 25869388, 32336735, 64673470, 129346940]

約数ペア:

[(1, 129346940), (2, 64673470), (4, 32336735), (5, 25869388), (10, 12934694), (20, 6467347), (23, 5623780), (46, 2811890), (92, 1405945), (115, 1124756), (230, 562378), (460, 281189)]