28223900

素因数分解:

$2^2\times 5^2\times {\mathrm{282239}}^1$

素因数の和:282253

約数の個数: 18

約数和(自身を含む): 61246080

約数和(自身を除く): 33022180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 282239, 564478, 1128956, 1411195, 2822390, 5644780, 7055975, 14111950, 28223900]

約数ペア:

[(1, 28223900), (2, 14111950), (4, 7055975), (5, 5644780), (10, 2822390), (20, 1411195), (25, 1128956), (50, 564478), (100, 282239)]