2168440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2357}}^1$

素因数の和:2391

約数の個数: 32

約数和(自身を含む): 5093280

約数和(自身を除く): 2924840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2357, 4714, 9428, 11785, 18856, 23570, 47140, 54211, 94280, 108422, 216844, 271055, 433688, 542110, 1084220, 2168440]

約数ペア:

[(1, 2168440), (2, 1084220), (4, 542110), (5, 433688), (8, 271055), (10, 216844), (20, 108422), (23, 94280), (40, 54211), (46, 47140), (92, 23570), (115, 18856), (184, 11785), (230, 9428), (460, 4714), (920, 2357)]