201262960

素因数分解:

$2^4\times 5^1\times {\mathrm{2515787}}^1$

素因数の和:2515800

約数の個数: 20

約数和(自身を含む): 467936568

約数和(自身を除く): 266673608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2515787, 5031574, 10063148, 12578935, 20126296, 25157870, 40252592, 50315740, 100631480, 201262960]

約数ペア:

[(1, 201262960), (2, 100631480), (4, 50315740), (5, 40252592), (8, 25157870), (10, 20126296), (16, 12578935), (20, 10063148), (40, 5031574), (80, 2515787)]