31148440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{33857}}^1$

素因数の和:33891

約数の個数: 32

約数和(自身を含む): 73133280

約数和(自身を除く): 41984840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 33857, 67714, 135428, 169285, 270856, 338570, 677140, 778711, 1354280, 1557422, 3114844, 3893555, 6229688, 7787110, 15574220, 31148440]

約数ペア:

[(1, 31148440), (2, 15574220), (4, 7787110), (5, 6229688), (8, 3893555), (10, 3114844), (20, 1557422), (23, 1354280), (40, 778711), (46, 677140), (92, 338570), (115, 270856), (184, 169285), (230, 135428), (460, 67714), (920, 33857)]