28067800

素因数分解:

$2^3\times 5^2\times {\mathrm{140339}}^1$

素因数の和:140355

約数の個数: 24

約数和(自身を含む): 65258100

約数和(自身を除く): 37190300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 140339, 280678, 561356, 701695, 1122712, 1403390, 2806780, 3508475, 5613560, 7016950, 14033900, 28067800]

約数ペア:

[(1, 28067800), (2, 14033900), (4, 7016950), (5, 5613560), (8, 3508475), (10, 2806780), (20, 1403390), (25, 1122712), (40, 701695), (50, 561356), (100, 280678), (200, 140339)]