1980031390

素因数分解:

$2^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{709}}^1\times {\mathrm{1447}}^1$

素因数の和:2356

約数の個数: 32

約数和(自身を含む): 3590055360

約数和(自身を除く): 1610023970

約数列:

[1, 2, 5, 10, 193, 386, 709, 965, 1418, 1447, 1930, 2894, 3545, 7090, 7235, 14470, 136837, 273674, 279271, 558542, 684185, 1025923, 1368370, 1396355, 2051846, 2792710, 5129615, 10259230, 198003139, 396006278, 990015695, 1980031390]

約数ペア:

[(1, 1980031390), (2, 990015695), (5, 396006278), (10, 198003139), (193, 10259230), (386, 5129615), (709, 2792710), (965, 2051846), (1418, 1396355), (1447, 1368370), (1930, 1025923), (2894, 684185), (3545, 558542), (7090, 279271), (7235, 273674), (14470, 136837)]