20794650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 51957984

約数和(自身を除く): 31163334

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 157, 314, 471, 785, 883, 942, 1570, 1766, 2355, 2649, 3925, 4415, 4710, 5298, 7850, 8830, 11775, 13245, 22075, 23550, 26490, 44150, 66225, 132450, 138631, 277262, 415893, 693155, 831786, 1386310, 2079465, 3465775, 4158930, 6931550, 10397325, 20794650]

約数ペア:

[(1, 20794650), (2, 10397325), (3, 6931550), (5, 4158930), (6, 3465775), (10, 2079465), (15, 1386310), (25, 831786), (30, 693155), (50, 415893), (75, 277262), (150, 138631), (157, 132450), (314, 66225), (471, 44150), (785, 26490), (883, 23550), (942, 22075), (1570, 13245), (1766, 11775), (2355, 8830), (2649, 7850), (3925, 5298), (4415, 4710)]