2912408840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6619111}}^1$

素因数の和:6619133

約数の個数: 32

約数和(自身を含む): 7148640960

約数和(自身を除く): 4236232120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6619111, 13238222, 26476444, 33095555, 52952888, 66191110, 72810221, 132382220, 145620442, 264764440, 291240884, 364051105, 582481768, 728102210, 1456204420, 2912408840]

約数ペア:

[(1, 2912408840), (2, 1456204420), (4, 728102210), (5, 582481768), (8, 364051105), (10, 291240884), (11, 264764440), (20, 145620442), (22, 132382220), (40, 72810221), (44, 66191110), (55, 52952888), (88, 33095555), (110, 26476444), (220, 13238222), (440, 6619111)]