30970120

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1319}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 69854400

約数和(自身を除く): 38884280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 1319, 2348, 2638, 2935, 4696, 5276, 5870, 6595, 10552, 11740, 13190, 23480, 26380, 52760, 774253, 1548506, 3097012, 3871265, 6194024, 7742530, 15485060, 30970120]

約数ペア:

[(1, 30970120), (2, 15485060), (4, 7742530), (5, 6194024), (8, 3871265), (10, 3097012), (20, 1548506), (40, 774253), (587, 52760), (1174, 26380), (1319, 23480), (2348, 13190), (2638, 11740), (2935, 10552), (4696, 6595), (5276, 5870)]