2018242820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{316339}}^1$

素因数の和:316388

約数の個数: 48

約数和(自身を含む): 4783060800

約数和(自身を除く): 2764817980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 316339, 632678, 1265356, 1581695, 3163390, 3479729, 6326780, 6959458, 9173831, 13918916, 17398645, 18347662, 34797290, 36695324, 45869155, 69594580, 91738310, 100912141, 183476620, 201824282, 403648564, 504560705, 1009121410, 2018242820]

約数ペア:

[(1, 2018242820), (2, 1009121410), (4, 504560705), (5, 403648564), (10, 201824282), (11, 183476620), (20, 100912141), (22, 91738310), (29, 69594580), (44, 45869155), (55, 36695324), (58, 34797290), (110, 18347662), (116, 17398645), (145, 13918916), (220, 9173831), (290, 6959458), (319, 6326780), (580, 3479729), (638, 3163390), (1276, 1581695), (1595, 1265356), (3190, 632678), (6380, 316339)]