220570456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{2687}}^1$

素因数の和:3055

約数の個数: 32

約数和(自身を含む): 428359680

約数和(自身を除く): 207789224

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 331, 662, 1324, 2648, 2687, 5374, 10261, 10748, 20522, 21496, 41044, 82088, 83297, 166594, 333188, 666376, 889397, 1778794, 3557588, 7115176, 27571307, 55142614, 110285228, 220570456]

約数ペア:

[(1, 220570456), (2, 110285228), (4, 55142614), (8, 27571307), (31, 7115176), (62, 3557588), (124, 1778794), (248, 889397), (331, 666376), (662, 333188), (1324, 166594), (2648, 83297), (2687, 82088), (5374, 41044), (10261, 21496), (10748, 20522)]