228251380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1630367}}^1$

素因数の和:1630383

約数の個数: 24

約数和(自身を含む): 547803648

約数和(自身を除く): 319552268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1630367, 3260734, 6521468, 8151835, 11412569, 16303670, 22825138, 32607340, 45650276, 57062845, 114125690, 228251380]

約数ペア:

[(1, 228251380), (2, 114125690), (4, 57062845), (5, 45650276), (7, 32607340), (10, 22825138), (14, 16303670), (20, 11412569), (28, 8151835), (35, 6521468), (70, 3260734), (140, 1630367)]