210856120

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{72211}}^1$

素因数の和:72295

約数の個数: 32

約数和(自身を含む): 480931920

約数和(自身を除く): 270075800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 72211, 144422, 288844, 361055, 577688, 722110, 1444220, 2888440, 5271403, 10542806, 21085612, 26357015, 42171224, 52714030, 105428060, 210856120]

約数ペア:

[(1, 210856120), (2, 105428060), (4, 52714030), (5, 42171224), (8, 26357015), (10, 21085612), (20, 10542806), (40, 5271403), (73, 2888440), (146, 1444220), (292, 722110), (365, 577688), (584, 361055), (730, 288844), (1460, 144422), (2920, 72211)]