12548080

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1439}}^1$

素因数の和:1561

約数の個数: 40

約数和(自身を含む): 29462400

約数和(自身を除く): 16914320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1439, 1744, 2180, 2878, 4360, 5756, 7195, 8720, 11512, 14390, 23024, 28780, 57560, 115120, 156851, 313702, 627404, 784255, 1254808, 1568510, 2509616, 3137020, 6274040, 12548080]

約数ペア:

[(1, 12548080), (2, 6274040), (4, 3137020), (5, 2509616), (8, 1568510), (10, 1254808), (16, 784255), (20, 627404), (40, 313702), (80, 156851), (109, 115120), (218, 57560), (436, 28780), (545, 23024), (872, 14390), (1090, 11512), (1439, 8720), (1744, 7195), (2180, 5756), (2878, 4360)]