823921780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{55897}}^1$

素因数の和:55984

約数の個数: 48

約数和(自身を含む): 1915736256

約数和(自身を除く): 1091814476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 7370, 14740, 55897, 111794, 223588, 279485, 558970, 614867, 1117940, 1229734, 2459468, 3074335, 3745099, 6148670, 7490198, 12297340, 14980396, 18725495, 37450990, 41196089, 74901980, 82392178, 164784356, 205980445, 411960890, 823921780]

約数ペア:

[(1, 823921780), (2, 411960890), (4, 205980445), (5, 164784356), (10, 82392178), (11, 74901980), (20, 41196089), (22, 37450990), (44, 18725495), (55, 14980396), (67, 12297340), (110, 7490198), (134, 6148670), (220, 3745099), (268, 3074335), (335, 2459468), (670, 1229734), (737, 1117940), (1340, 614867), (1474, 558970), (2948, 279485), (3685, 223588), (7370, 111794), (14740, 55897)]