28317140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61559}}^1$

素因数の和:61591

約数の個数: 24

約数和(自身を含む): 62052480

約数和(自身を除く): 33735340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61559, 123118, 246236, 307795, 615590, 1231180, 1415857, 2831714, 5663428, 7079285, 14158570, 28317140]

約数ペア:

[(1, 28317140), (2, 14158570), (4, 7079285), (5, 5663428), (10, 2831714), (20, 1415857), (23, 1231180), (46, 615590), (92, 307795), (115, 246236), (230, 123118), (460, 61559)]