254605340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{1427}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 584406144

約数和(自身を除く): 329800804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 811, 1427, 1622, 2854, 3244, 4055, 5708, 7135, 8110, 8921, 14270, 15697, 16220, 17842, 28540, 31394, 35684, 44605, 62788, 78485, 89210, 156970, 178420, 313940, 1157297, 2314594, 4629188, 5786485, 11572970, 12730267, 23145940, 25460534, 50921068, 63651335, 127302670, 254605340]

約数ペア:

[(1, 254605340), (2, 127302670), (4, 63651335), (5, 50921068), (10, 25460534), (11, 23145940), (20, 12730267), (22, 11572970), (44, 5786485), (55, 4629188), (110, 2314594), (220, 1157297), (811, 313940), (1427, 178420), (1622, 156970), (2854, 89210), (3244, 78485), (4055, 62788), (5708, 44605), (7135, 35684), (8110, 31394), (8921, 28540), (14270, 17842), (15697, 16220)]