490268048

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{281117}}^1$

素因数の和:281234

約数の個数: 20

約数和(自身を含む): 958612380

約数和(自身を除く): 468344332

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 281117, 562234, 1124468, 2248936, 4497872, 30641753, 61283506, 122567012, 245134024, 490268048]

約数ペア:

[(1, 490268048), (2, 245134024), (4, 122567012), (8, 61283506), (16, 30641753), (109, 4497872), (218, 2248936), (436, 1124468), (872, 562234), (1744, 281117)]