236440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 557280

約数和(自身を除く): 320840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 257, 460, 514, 920, 1028, 1285, 2056, 2570, 5140, 5911, 10280, 11822, 23644, 29555, 47288, 59110, 118220, 236440]

約数ペア:

[(1, 236440), (2, 118220), (4, 59110), (5, 47288), (8, 29555), (10, 23644), (20, 11822), (23, 10280), (40, 5911), (46, 5140), (92, 2570), (115, 2056), (184, 1285), (230, 1028), (257, 920), (460, 514)]