13260280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30137}}^1$

素因数の和:30159

約数の個数: 32

約数和(自身を含む): 32549040

約数和(自身を除く): 19288760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30137, 60274, 120548, 150685, 241096, 301370, 331507, 602740, 663014, 1205480, 1326028, 1657535, 2652056, 3315070, 6630140, 13260280]

約数ペア:

[(1, 13260280), (2, 6630140), (4, 3315070), (5, 2652056), (8, 1657535), (10, 1326028), (11, 1205480), (20, 663014), (22, 602740), (40, 331507), (44, 301370), (55, 241096), (88, 150685), (110, 120548), (220, 60274), (440, 30137)]