20511510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2837}}^1$

素因数の和:3088

約数の個数: 32

約数和(自身を含む): 49449312

約数和(自身を除く): 28937802

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2837, 3615, 5674, 7230, 8511, 14185, 17022, 28370, 42555, 85110, 683717, 1367434, 2051151, 3418585, 4102302, 6837170, 10255755, 20511510]

約数ペア:

[(1, 20511510), (2, 10255755), (3, 6837170), (5, 4102302), (6, 3418585), (10, 2051151), (15, 1367434), (30, 683717), (241, 85110), (482, 42555), (723, 28370), (1205, 17022), (1446, 14185), (2410, 8511), (2837, 7230), (3615, 5674)]