154943260

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{24439}}^1$

素因数の和:24765

約数の個数: 24

約数和(自身を含む): 326420640

約数和(自身を除く): 171477380

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 24439, 48878, 97756, 122195, 244390, 488780, 7747163, 15494326, 30988652, 38735815, 77471630, 154943260]

約数ペア:

[(1, 154943260), (2, 77471630), (4, 38735815), (5, 30988652), (10, 15494326), (20, 7747163), (317, 488780), (634, 244390), (1268, 122195), (1585, 97756), (3170, 48878), (6340, 24439)]