6691480

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1277}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 15182640

約数和(自身を除く): 8491160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1277, 1310, 2554, 2620, 5108, 5240, 6385, 10216, 12770, 25540, 51080, 167287, 334574, 669148, 836435, 1338296, 1672870, 3345740, 6691480]

約数ペア:

[(1, 6691480), (2, 3345740), (4, 1672870), (5, 1338296), (8, 836435), (10, 669148), (20, 334574), (40, 167287), (131, 51080), (262, 25540), (524, 12770), (655, 10216), (1048, 6385), (1277, 5240), (1310, 5108), (2554, 2620)]