140542528

素因数分解:

$2^6\times 7^1\times {\mathrm{313711}}^1$

素因数の和:313730

約数の個数: 28

約数和(自身を含む): 318731392

約数和(自身を除く): 178188864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 313711, 627422, 1254844, 2195977, 2509688, 4391954, 5019376, 8783908, 10038752, 17567816, 20077504, 35135632, 70271264, 140542528]

約数ペア:

[(1, 140542528), (2, 70271264), (4, 35135632), (7, 20077504), (8, 17567816), (14, 10038752), (16, 8783908), (28, 5019376), (32, 4391954), (56, 2509688), (64, 2195977), (112, 1254844), (224, 627422), (448, 313711)]