20167890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1229}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 48530880

約数和(自身を除く): 28362990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 547, 1094, 1229, 1641, 2458, 2735, 3282, 3687, 5470, 6145, 7374, 8205, 12290, 16410, 18435, 36870, 672263, 1344526, 2016789, 3361315, 4033578, 6722630, 10083945, 20167890]

約数ペア:

[(1, 20167890), (2, 10083945), (3, 6722630), (5, 4033578), (6, 3361315), (10, 2016789), (15, 1344526), (30, 672263), (547, 36870), (1094, 18435), (1229, 16410), (1641, 12290), (2458, 8205), (2735, 7374), (3282, 6145), (3687, 5470)]