82970780

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{8999}}^1$

素因数の和:9469

約数の個数: 24

約数和(自身を含む): 174636000

約数和(自身を除く): 91665220

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 8999, 9220, 17998, 35996, 44995, 89990, 179980, 4148539, 8297078, 16594156, 20742695, 41485390, 82970780]

約数ペア:

[(1, 82970780), (2, 41485390), (4, 20742695), (5, 16594156), (10, 8297078), (20, 4148539), (461, 179980), (922, 89990), (1844, 44995), (2305, 35996), (4610, 17998), (8999, 9220)]