209530310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{4339}}^1$

素因数の和:4796

約数の個数: 32

約数和(自身を含む): 412473600

約数和(自身を除く): 202943290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 439, 878, 2195, 4339, 4390, 4829, 8678, 9658, 21695, 24145, 43390, 47729, 48290, 95458, 238645, 477290, 1904821, 3809642, 9524105, 19048210, 20953031, 41906062, 104765155, 209530310]

約数ペア:

[(1, 209530310), (2, 104765155), (5, 41906062), (10, 20953031), (11, 19048210), (22, 9524105), (55, 3809642), (110, 1904821), (439, 477290), (878, 238645), (2195, 95458), (4339, 48290), (4390, 47729), (4829, 43390), (8678, 24145), (9658, 21695)]