2844380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1847}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 7451136

約数和(自身を除く): 4606756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1847, 3694, 7388, 9235, 12929, 18470, 20317, 25858, 36940, 40634, 51716, 64645, 81268, 101585, 129290, 142219, 203170, 258580, 284438, 406340, 568876, 711095, 1422190, 2844380]

約数ペア:

[(1, 2844380), (2, 1422190), (4, 711095), (5, 568876), (7, 406340), (10, 284438), (11, 258580), (14, 203170), (20, 142219), (22, 129290), (28, 101585), (35, 81268), (44, 64645), (55, 51716), (70, 40634), (77, 36940), (110, 25858), (140, 20317), (154, 18470), (220, 12929), (308, 9235), (385, 7388), (770, 3694), (1540, 1847)]