2807950

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:732

約数の個数: 24

約数和(自身を含む): 5289840

約数和(自身を除く): 2481890

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 631, 890, 1262, 2225, 3155, 4450, 6310, 15775, 31550, 56159, 112318, 280795, 561590, 1403975, 2807950]

約数ペア:

[(1, 2807950), (2, 1403975), (5, 561590), (10, 280795), (25, 112318), (50, 56159), (89, 31550), (178, 15775), (445, 6310), (631, 4450), (890, 3155), (1262, 2225)]