123500180

素因数分解:

$2^2\times 5^1\times {\mathrm{2203}}^1\times {\mathrm{2803}}^1$

素因数の和:5015

約数の個数: 24

約数和(自身を含む): 259560672

約数和(自身を除く): 136060492

約数列:

[1, 2, 4, 5, 10, 20, 2203, 2803, 4406, 5606, 8812, 11015, 11212, 14015, 22030, 28030, 44060, 56060, 6175009, 12350018, 24700036, 30875045, 61750090, 123500180]

約数ペア:

[(1, 123500180), (2, 61750090), (4, 30875045), (5, 24700036), (10, 12350018), (20, 6175009), (2203, 56060), (2803, 44060), (4406, 28030), (5606, 22030), (8812, 14015), (11015, 11212)]