28000940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127277}}^1$

素因数の和:127297

約数の個数: 24

約数和(自身を含む): 64148112

約数和(自身を除く): 36147172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 127277, 254554, 509108, 636385, 1272770, 1400047, 2545540, 2800094, 5600188, 7000235, 14000470, 28000940]

約数ペア:

[(1, 28000940), (2, 14000470), (4, 7000235), (5, 5600188), (10, 2800094), (11, 2545540), (20, 1400047), (22, 1272770), (44, 636385), (55, 509108), (110, 254554), (220, 127277)]